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ุจุณู… ุงู„ู„ู‡ ุงู„ุฑุญู…ู† ุงู„ุฑุญูŠู… ุงุจุชุฏุฃู†ุง ููŠ ุงู„ู…ุฑุฉ ุงู„ู…ุงุถูŠุฉ
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ุจุงู„ู€ system of linear equations ุงู„ู„ูŠ ู‡ูˆ section
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2.1 ูˆู„ู…ุง ู†ู†ุชู‡ูŠ ุจุนุฏ ูˆ ุงุจุชุฏุฃู†ุง ููŠ ุฃุฎุฐ ุฃู…ุซู„ุฉ
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ุนู„ู‰ ู‡ุฐุง ุงู„ู€ section ูˆ ุฃุนุทูŠู†ุง ุนู„ู‰ ุฐู„ูƒ ุซู„ุงุซุฉ ุฃู…ุซู„ุฉ
5
00:00:38,070 --> 00:00:42,930
ุชู…ุงู…ุŸ ูˆ ู‡ุฐุง ู‡ูˆ ุงู„ู…ุซุงู„ ุงู„ุฑุงุจุน ุงู„ู„ูŠ ุจูŠู† ุฅูŠุฏู†ุง ุงู„ุขู†
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00:00:43,470 --> 00:00:48,850
ุงู„ู…ุซุงู„ ุจูŠู‚ูˆู„ ุงุณุชุฎุฏู… ุงู„ู€ Echelon Form ุฃูˆ ุงู„ู€ Row
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Echelon Form ุนุดุงู† ู†ุญู„ ุงู„ู…ุนุงุฏู„ุฉ ุงู„ู„ูŠ ุนู†ุฏู†ุง ู‡ุฐู‡ ูŠุจู‚ู‰
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ุงู„ุฎุทูˆุฉ ุงู„ุฃูˆู„ู‰ ูŠู‚ูˆู„ ุจู†ุงุฎุฏ ุงู„ู€ Augmented Matrix ูŠุนู†ูŠ
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ุงู„ู…ุตููˆูุฉ ุงู„ู…ูˆุณุนุฉ ุงู„ู…ุตูˆูุฉ ุงู„ู…ูˆุณุนุฉ ุนู†ุฏู†ุง ุนู„ู‰ ู‡ุฐุง
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ุงู„ุดูƒู„ ุงู„ู„ูŠ ู‡ูˆ 1 1 -1 1 2 1
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00:01:09,690 --> 00:01:18,930
-1 1 ูˆ ู‡ู†ุง 0 ูˆ ู‡ู†ุง 1 1 0 ูˆ
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00:01:18,930 --> 00:01:28,910
ู‡ู†ุง ุงู„ุตู ุงู„ุฑุงุจุน ู‡ูˆ ุนุจุงุฑุฉ ุนู† 0 ูˆ ูƒุฐู„ูƒ 1 ูˆ
13
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0 ูˆ 2 ูˆ ุจู†ุฑูˆุญ ู†ุญุท ู‡ู†ุง ู…ุตููˆูุฉ ุงู„ู…ุนุงู…ู„ุงุช ุฃูˆ
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00:01:36,130 --> 00:01:44,190
ุงู„ุซูˆุงุจุช ุงู„ู„ูŠ ู‡ูˆ 4 -5 -1 4
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ุงู„ุดูƒู„ ุงู„ู„ูŠ ุนู†ุฏู†ุง ุทุจุนุง ุฅูŠุด
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00:01:50,930 --> 00:01:58,490
5ุŸ 4 ุตููˆู ู‡ูŠ ุงู„ู…ุนุงุฏู„ุฉ
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00:01:58,490 --> 00:02:04,330
ุงู„ุซุงู†ูŠุฉ 5 ุจุงู„ู…ูˆุฌุจ 5 ุจุงู„ู…ูˆุฌุจ ูุนู„ุง ูŠุจู‚ู‰ ู‡ูŠ ..
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00:02:04,330 --> 00:02:09,710
ู‡ูŠ ูƒุชุจู†ุง ุงู„ู„ูŠ ู‡ูˆ ู…ุตููˆูุฉ ุงู„ู…ุนุงู…ู„ุงุช ูˆูƒุฐู„ูƒ ุฃุถูู†ุง ู„ู‡ุง
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00:02:09,710 --> 00:02:16,090
ุนู…ูˆุฏ ุงู„ุซูˆุงุจุช ูˆุณู…ูŠุช ู„ุฐู„ูƒ ุจุงู„ู…ุตูˆูุฉ ุงู„ู…ูˆุณุนุฉ ุงู„ุขู† ูˆุงุถุญ
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00:02:16,090 --> 00:02:20,330
ุนู†ุฏูŠ ู‡ู†ุง ุตูุฑูŠู† ูŠุจู‚ู‰ ุฏูˆู„ ุจู‚ุฏุฑุด ุฃุนู…ู„ ููŠู‡ู… ูˆู„ุง ุญุงุฌุฉ
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00:02:20,570 --> 00:02:26,270
ูŠุจู‚ู‰ ุจุงุฌูŠ ุนู„ู‰ ุงู„ุงุซู†ูŠู† ู‡ุฐู‡ ูˆ ุจุชุฎู„ูŠู‡ุง 1 ุตุญูŠุญ ุฅุฐุง
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00:02:26,270 --> 00:02:33,850
ุจู‚ุฏุฑ ุฃุถุฑุจ ุงู„ุตู ุงู„ุฃูˆู„ ููŠ ุณุงู„ุจ 2 ูˆ ุฃุถูŠูู‡ ู„ู„ุตู
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00:02:33,850 --> 00:02:39,510
ุงู„ุซุงู†ูŠ ูŠุจู‚ู‰ ู‡ุฐุง ุจุฏูŠ ุฃุนู…ู„ ุณุงู„ุจ 2 R1
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00:02:42,510 --> 00:02:49,830
ุจุฃุญุตู„ ุนู„ู‰ ุงู„ู…ุตููˆูุฉ ุงู„ุซุงู†ูŠุฉ ุงู„ุตู ุงู„ุฃูˆู„ ูƒู…ุง ู‡ูˆ 1
25
00:02:49,830 --> 00:02:56,050
1 -1 1 ูˆู‡ูŠ ุงู„ู€ 4 ุงู„ุตู ุงู„ุซุงู†ูŠ ุจูŠุตูŠุฑ
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00:02:56,050 --> 00:03:00,210
0 -2 1 ุจูŠุตูŠุฑ -1
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00:03:14,240 --> 00:03:20,850
ุงู„ุตูุฑูŠู† ูŠุจู‚ูˆุง ูƒู…ุง ู‡ู… ุงู„ุงุซู†ูŠู† ูŠุจู‚ู‰ ู‡ุงูŠ 0 ูˆู‡ูŠ 0
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00:03:20,850 --> 00:03:27,450
ูˆู‡ูŠ 1 1 ูˆู‡ู†ุง 1 0 ูˆู‡ู†ุง 0 2 ูˆู‡ู†ุง
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00:03:27,450 --> 00:03:32,890
-1 ูˆู‡ูŠ ุงู„ู€ 4 ูˆู‡ูŠ ุงู„ู…ุตููˆูุฉ ุงู„ุฌุฏูŠุฏุฉ ุงู„ู„ูŠ
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00:03:32,890 --> 00:03:39,150
ุนู†ุฏู†ุง ุงู„ุขู† ู‡ุฐุง ุงู„ู€ leading ุงู„ู„ูŠ ุนู†ุฏู†ุง ู„ู‡ 1 ุชู…ุงู…
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00:03:39,150 --> 00:03:43,630
ุฅุฐุง ุจุงู„ุถุจุท ู„ู„ุตู ุงู„ู„ูŠ ุจุนุฏู‡ ุงู„ุนุตุฑ ุตุญุชู‡ ู„ุฃ ุงู„ู„ูŠ ุนู„ู‰
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00:03:43,630 --> 00:03:48,090
ูŠู…ูŠู†ู‡ ุจุงู„ุถุจุท ู„ุงุฒู… ูŠูƒูˆู† ุงู„ู€ leading ู‡ุฐุง ุฌุฏุงุด 1 ุตุญ
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00:03:48,090 --> 00:03:50,930
ูŠุจู‚ู‰ ุจุฑูˆุญ ุจุถุฑุจ ุงู„ุตู ุงู„ุฃูˆู„ ู‡ุฐุง ููŠ ุฌุฏ ุฅูŠู‡ ุงู„ุตู
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00:03:50,930 --> 00:03:55,090
ุงู„ุซุงู†ูŠ ููŠ ุฌุฏ ุฅูŠู‡ ููŠ -1 ูŠุจู‚ู‰ ุจุงุฌูŠ ุจู‚ูˆู„ู‡ ุจุฏูŠ
35
00:03:55,090 --> 00:04:02,610
ุฃุนู…ู„ - R2 ูู‚ุท ู„ุบุฉ ูŠุจู‚ู‰ ุจุงุฌูŠ ุจู‚ูˆู„ ุงู„ู…ุตููˆูุฉ
36
00:04:02,610 --> 00:04:09,250
ู‡ุชุฃุฎุฐ ุงู„ุดูƒู„ ุงู„ุชุงู„ูŠ 1 1 -1 ูˆู‡ู†ุง ูƒู…ุงู†
37
00:04:09,250 --> 00:04:15,760
1 ูˆู‡ุฐุง ุนู…ูˆุฏูŠ ุงู„ุซูˆุงุจุช ุงู„ู„ูŠ ู‡ูˆ 4 ูˆู‡ู†ุง 0
38
00:04:15,760 --> 00:04:22,940
ูˆู‡ู†ุง 1 ูˆู‡ู†ุง -1 ูˆู‡ู†ุง 1 ูˆู‡ู†ุง 3
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00:04:22,940 --> 00:04:28,240
ูˆุงู„ุตููŠู† ุงู„ุชุงู†ูŠุงุช ุงู„ุงุซู†ูŠู† ุงู„ู„ูŠ ุตูู„ูŠู† ุฒูŠ ู…ุง ู‡ู… 1
40
00:04:28,240 --> 00:04:36,380
1 ูˆู‡ู†ุง 1 0 ูˆู‡ู†ุง 0 2 ูˆู‡ู†ุง -1
41
00:04:36,380 --> 00:04:44,100
ูˆู‡ู†ุง ูƒุฏุงุด ุงู„ู„ูŠ ู‡ูˆ 4 ุจุนุฏ ู‡ูŠูƒ ุจุฏูŠ ุฃุนู…ู„ ู‡ู†ุง 0
42
00:04:44,100 --> 00:04:49,220
ูˆู‡ู†ุง 0 ุฅุฐุง ุจุถุฑุจ ุงู„ุตู ุงู„ุซุงู†ูŠ ููŠ -1 ูˆ
43
00:04:49,220 --> 00:04:56,100
ุจุถูŠูู‡ ู„ู„ุตู ุงู„ุซุงู„ุซ ูˆ ูƒุฐู„ูƒ ู„ู„ุตู ุงู„ุฑุงุจุน ูŠุจู‚ู‰ ุนู…ู„ุชูŠู†
44
00:04:56,100 --> 00:05:02,880
ู‡ุนู…ู„ู‡ู… ููŠ ุงู„ู€ 1 ูŠุจู‚ู‰ ุจุฏูŠ ุฃุนู…ู„ ู…ุง ูŠุฃุชูŠ - ุงู„ู„ูŠ
45
00:05:02,880 --> 00:05:06,220
ู‡ูˆ R2 to R3
46
00:05:19,380 --> 00:05:26,280
ูŠุจู‚ู‰ ุฃูˆู„ ุตููŠู† ูŠุจู‚ูˆุง ูƒู…ุง ู‡ู… ูŠุจู‚ู‰ ุจุงุฌูŠ ุจู‚ูˆู„ ุงู„ุตู
47
00:05:26,280 --> 00:05:34,180
ุงู„ุฃูˆู„ ู‡ุฐุง ุงู„ู„ูŠ ู‡ูˆ 1 1 -1 ูˆู‡ู†ุง 1 ู‡ู†ุง
48
00:05:34,180 --> 00:05:40,940
4 ูƒู…ุง ู‡ูˆ ูˆู‡ู†ุง 0 ูˆู‡ู†ุง 1 ูˆุณุงู„ุจ 1 1
49
00:05:40,940 --> 00:05:46,780
ูˆู‡ู†ุง 3 ุงู„ุขู† ุจุฏูŠ ุฃุถุฑุจู‡ ููŠ -1 ูˆุฃุถูŠูู‡ ู‡ู†ุง
50
00:05:46,780 --> 00:05:51,820
ุจุฏูŠ ูŠุฌูŠู†ูŠ ู‡ู†ุง ู‡ุฐุง 0 0 ุฒูŠ ู…ุง ู‡ูˆ ุจุฏูŠ ูŠุฌูŠูƒูŠ ู‡ู†ุง
51
00:05:51,820 --> 00:05:57,280
0 0 ุชู…ุงู…ุŸ ุงู„ุขู† ู‡ุฐุง ุฃู†ุง ุถุฑุจุชู‡ ููŠ -1
52
00:05:57,280 --> 00:06:02,810
ูŠุจู‚ู‰ ู‡ู†ุง ูƒุฏุงุด 1 1 ุจูŠุตูŠุฑ 2 ูˆู‡ู†ุง 1 ูŠุจู‚ู‰
53
00:06:02,810 --> 00:06:08,510
ู‡ู†ุง 2 ูˆู‡ู†ุง 1 ู‡ู†ุง ุตุงุฑ ู‡ุฐุง -1 ุฃุถูŠูู‡
54
00:06:08,510 --> 00:06:14,510
ู‡ู†ุง ูŠุจู‚ู‰ ุจูŠุตูŠุฑ -1 ูˆ 1 ูŠุจู‚ู‰ -1 ูˆ
55
00:06:14,510 --> 00:06:19,490
1 ูู‚ุท ู„ุบูŠุฑ ุจู‚ูˆู„ -1 ุฒูŠ 2 ุงู„ู„ูŠ ู‡ูˆ ุงุจ
56
00:06:19,490 --> 00:06:24,330
1 ู„ุฃ ุฅุฐุง ุนุฑูุช ุฃู† -1 ุจูŠุตูŠุฑ -3
57
00:06:24,330 --> 00:06:29,980
ูŠุจู‚ู‰ ุจูŠุตูŠุฑ ู‡ุฐู‡ -4 ูˆู‡ุฐู‡ 1 ูŠุจู‚ู‰ ู‡ุฐู‡ ุณุงู„ู
58
00:06:29,980 --> 00:06:36,000
4 ูˆู‡ุฐู‡ 1 ุจุงู„ุดูƒู„ ุงู„ู„ูŠ ุนู†ุฏู†ุง ู‡ุฐุงุŒ ุชู…ุงู…ุŸ ุงู„ุขู†
59
00:06:36,000 --> 00:06:42,320
ุจุงู„ุฐุงู„ูƒ ู„ู…ูŠู†ุŸ ู„ุตู ุงู„ุซุงู„ุซุŒ ุจุฏูŠ ู‡ุฐุง ูŠูƒูˆู† 1ุŒ ุตุญูŠุญุŒ
60
00:06:42,320 --> 00:06:46,600
ูŠุจู‚ู‰ ุจุฑูˆุญ ุจุถุฑุจ ู‡ุฐุง ุงู„ูƒู„ุงู… ููŠ ู‚ุฏุงุดุŒ ููŠ ยฝุŒ ูŠุจู‚ู‰ ุจุฏูŠ
61
00:06:46,600 --> 00:06:55,170
ุงู„ู†ุต R3 ูŠุจู‚ู‰ ุจุงู„ุฏู‡ ูŠุงุฎุฏ ู‡ู†ุง ุงู„ู†ุต R3 ูŠู†ุซุจ
62
00:06:55,170 --> 00:07:01,890
ุนู„ู‰ ุงู„ุดูƒู„ ุซุงู„ุซ ุฃูˆู„ ุตููŠู† ุฒูŠ ู…ุง ู‡ู…ุง 1 1 ูˆูƒู…ุงู†
63
00:07:01,890 --> 00:07:04,670
-1 ูˆู‡ู†ุง 1
64
00:07:14,780 --> 00:07:20,920
ูˆุงู„ุนู…ูˆุฏ ู‡ุฐุง ู‡ุฐุง 1 ูˆู‡ู†ุง 4 ูˆู‡ู†ุง 0 ูˆู‡ู†ุง
65
00:07:20,920 --> 00:07:27,120
1 -1 1 3 ุงู„ุขู† ุจุฏูŠ ุฃุถุฑุจ ู‡ุฏู ยฝ
66
00:07:27,120 --> 00:07:32,280
ูŠุจู‚ู‰ 0 0 ุฒูŠ ู…ุง ู‡ูˆ ูˆู‡ู†ุง -ยฝ ูˆู‡ู†ุง -
67
00:07:32,280 --> 00:07:41,220
2 ูˆุงู„ุตูุฉ ุงู„ุฑุงุจุนุฉ ุฒูŠ ู…ุง ู‡ูˆ 1 1 1 ุงู„ุขู†
68
00:07:41,730 --> 00:07:50,010
ุจุฏูŠ ุฃุฎู„ูŠ ู‡ุฐุง 0 ูŠุจู‚ู‰ ุจุฏุงุชูŠ ุฃู‚ูˆู„ู‡ -R3 to R4
69
00:07:50,010 --> 00:07:55,050
ูˆู†ุดูˆู ุฅูŠุด ุจุฏู†ุง ู†ุนู…ู„ ููŠ ู‡ุฐุง ูŠุจู‚ู‰ ู‡ุฐุง ุงู„ูƒู„ุงู… ุจุฏู‡
70
00:07:55,050 --> 00:08:01,410
ูŠุนุทูŠู†ุง ุงู„ู…ุตููˆูุฉ ุงู„ุชุงู„ูŠุฉ ุงู„ุขู† 1 1 -1
71
00:08:01,410 --> 00:08:10,710
1 0 1 -1 1 0 0 1 -
72
00:08:10,710 --> 00:08:18,310
ยฝ ู‡ู†ุง ู…ูˆุฌุจุฉ ูˆู‡ู†ุง ู…ูˆุฌุจุฉ ูˆู‡ู†ุง ู…ูˆุฌุจุฉ ูˆู‡ู†ุง ู…ูˆุฌุจุฉ ูˆู‡ู†ุง
73
00:08:18,310 --> 00:08:22,250
ู…ูˆุฌุจุฉ
74
00:08:22,250 --> 00:08:32,410
ูˆู‡ู†ุง ู…ูˆุฌุจุฉ
75
00:08:36,410 --> 00:08:44,730
ุจุฏูŠ ู‡ุฐุง ูŠูƒูˆู† ูƒู…ุงู† ุฌุฏุงุดุฑ ุจุฏูŠ 1 ุตุญูŠุญ ุทูŠุจ ุฅูŠุด ุฑุฃูŠูƒ
76
00:08:44,730 --> 00:08:51,350
ูŠุง ุจู†ุงุช ู„ูˆ ุนู…ู„ุช ู…ุง ูŠุฃุชูŠ ุจุฏูŠ ุฃุญุงูˆู„ ุฃุฎูู ุงู„ุฎุทูˆุงุช
77
00:08:51,350 --> 00:08:57,470
ุดูˆูŠุฉ ูŠุจู‚ู‰ ุจุฏูŠ ุฃุนู…ู„ ู…ุง ูŠุฃุชูŠ ุจุฏูŠ ุฃุถุฑุจ ู‡ุฐุง ููŠ ุณุงู„ุจ
78
00:08:57,470 --> 00:09:02,830
1 ูˆ ุฃุถูŠูู‡ ููˆู‚ ู‡ุงูŠ ุงู„ุฎุทูˆุฉ ุงู„ุฃูˆู„ู‰ ุงู„ุฎุทูˆุฉ ุงู„ุซุงู†ูŠุฉ
79
00:09:03,120 --> 00:09:11,260
ุจุฏูŠ ุฃุถุบุท ู‡ุฏู ู‚ุฏุงุด โ…” ูŠุจู‚ู‰ ุจุฏูŠ ุฃุฌูŠ R2
80
00:09:11,260 --> 00:09:17,720
ุจุงู„ุณุงู„ุจ -R2 to R1 ู‡ุงูŠ ูˆุงุญุฏุฉ ุงู„ุซุงู†ูŠุฉ
81
00:09:17,720 --> 00:09:25,300
ุจุฏูŠ โ…” R4 ู…ุฑุฉ ูˆุงุญุฏุฉ ุฎุทูˆุฉ ูˆุงุญุฏุฉ ูŠุจู‚ู‰ ุจุชุงุฎุฏ
82
00:09:25,300 --> 00:09:32,920
ุงู„ุดูƒู„ ุงู„ุชุงู„ูŠ ู‡ุงุฏูŠ 1 ูˆู‡ุฐุง 0 ูˆู‡ุฐุง ู‡ู†ุง ุถุฑุจู†ุง ููŠู‡
83
00:09:32,920 --> 00:09:37,940
-1 ุจูŠุตูŠุฑ ู…ูˆุฌุจุฉ 1 ุจูŠุตูŠุฑ 0 ูˆู‡ู†ุง ูƒู…ุงู†
84
00:09:37,940 --> 00:09:42,520
0 ูˆู‡ู†ุง ุถุฑุจู†ุง ููŠู‡ -1 ุจูŠุตูŠุฑ -3
85
00:09:42,520 --> 00:09:48,220
ูŠุจู‚ู‰ ู‡ู†ุง ูˆูŠุจู‚ู‰ ุงู„ู‚ุฏุงุด 1 ู‡ุฐุง 0 1 -1
86
00:09:48,220 --> 00:09:57,290
1 ูƒู…ุง ู‡ูˆ ูˆู‡ุฐู‡ 3 ูƒู…ุง ู‡ูŠ ูˆู‡ู†ุง 0 0 1 0 0 ูˆู‡ู†ุง
87
00:09:57,290 --> 00:10:00,590
0 0 0 1
88
00:10:00,590 --> 00:10:08,050
ุตุญูŠุญ ู„ุฅู† ุฃู†ุง ุถุฑุจุช ุฌุฏู‘ู‹ุง ููŠ โ…” ูˆู‡ุฐุง ูŠุตุจุญ 2 ูˆ
89
00:10:08,050 --> 00:10:13,890
ุงู„ู„ูŠ ู‚ุจู„ู‡ุง -2 ุฒูŠ ู…ูŠู† ูŠุจู‚ู‰ ู‡ุฐู‡ -2 ูˆ
90
00:10:13,890 --> 00:10:19,870
ู‡ุฐู‡ ุงู„ู„ูŠ ู‡ูŠ ู…ูŠู† 2 ุจุงู„ุดูƒู„ ุงู„ู„ูŠ ุนู†ุฏู†ุง ู‡ุฐุง ุทูŠุจ ุฃู†ุง
91
00:10:19,870 --> 00:10:28,150
ู…ู…ูƒู† ุฃุฎู„ูŠ ู‡ู†ุง ู‡ุฐุง 0 ูˆ ุฃุฎู„ูŠ ู‡ุฐุง 0 ูŠุจู‚ู‰ ุจุฏุฃ
92
00:10:28,150 --> 00:10:34,270
ุฃุถูŠู ุงู„ุตู ุงู„ุซุงู„ุซ ุฅู„ู‰ ุงู„ุตู ุงู„ุซุงู†ูŠ ุจุฎู„ู‚ 0 ููˆู‚
93
00:10:34,270 --> 00:10:41,210
ูŠุจู‚ู‰ ู‡ู†ุง ุจุฏู†ุง ู†ุนู…ู„ ู…ุง ูŠุฃุชูŠ ุจุฏุฃ ุฃุญุท ุณู‡ู… ูˆ ุฃู‚ูˆู„ ู‡ู†ุง
94
00:10:41,210 --> 00:10:50,530
-R3 to R2 ูŠุจู‚ู‰ ุจุฏู‰ ูŠุตูŠุฑ ุนู†ุฏูŠ ู…ุง ูŠุฃุชูŠ
95
00:10:50,530 --> 00:10:55,410
R3
96
00:10:55,410 --> 00:11:03,710
to R2 ูˆู‡ุฐุง ุดูˆ ุฑุฃูŠูƒ ูƒู…ุงู† ุฃุถุฑุจู‡ ููŠ ยฝ ูˆ ุฃุถูŠูู‡ ู„ู„ูŠ
97
00:11:03,710 --> 00:11:06,890
ููˆู‚ ุจุงู„ู…ุฑุฉ ูƒูˆูŠุณุŸ
98
00:11:10,320 --> 00:11:18,100
ุทูŠุจ ู†ุนู…ู„ู‡ุง ุฎุทูˆุฉ ูˆุงุญุฏุฉ ูŠุจู‚ู‰ -R3 to R2
99
00:11:18,100 --> 00:11:30,380
ูˆูƒุฐู„ูƒ ยฝ R4 to R3 ู…ุฑุฉ ูˆุงุญุฏุฉ ูŠุจู‚ู‰ ุจูŠุตูŠุฑ
100
00:11:30,380 --> 00:11:38,510
ุนู†ุฏู†ุง ู‡ู†ุง 1 0 0 0 1 ู‡ู†ุง -R3
101
00:11:38,510 --> 00:11:44,050
to R2 ุณุงู„ุจ
102
00:11:44,050 --> 00:11:48,990
R3 .. ู„ุง ู„ุง R3 ุจุฏูˆู† ุณุงู„ุจ ุตุญูŠุญ R3
103
00:11:48,990 --> 00:11:55,030
ุจุฏูŠ ุฃุถูŠูู‡ ู„ู€ R2 ู…ุจุงุดุฑุฉ ูŠุจู‚ู‰ 0 ูˆู‡ู†ุง 1
104
00:11:55,030 --> 00:12:04,270
ูˆู‡ู†ุง 0 ูˆู‡ู†ุง ยฝ ูˆู‡ู†ุง 1 ุฃุถูู†ุง ุฅุถุงูุฉ ุจุนุฏูŠู† ยฝ R
105
00:12:04,270 --> 00:12:12,620
4 ุจุฏูŠ ุฃุถูŠูู‡ ู„ู€ R3 ุจูŠุตูŠุฑ 0 0 1 ูˆู‡ู†ุง
106
00:12:12,620 --> 00:12:18,740
ยฝ ุจูŠุตูŠุฑ 0 ูˆู‡ู†ุง ยฝ ููŠู‡ 2 ุงู„ู„ูŠ ู‡ูˆ ุจู€ 1
107
00:12:18,740 --> 00:12:23,560
ุจูŠุจู‚ู‰ ุงู„ู„ูŠ ุนู†ุฏู†ุง ู‡ู†ุง ุฌุฏู‘ู‹ุง -1 ูˆู‡ุฐุง 0 0
108
00:12:23,560 --> 00:12:29,040
ูˆู‡ู†ุง 1 ูˆู‡ู†ุง 2 ุจุงู„ุดูƒู„ ุงู„ู„ูŠ ุนู†ุฏู†ุง ู‡ูˆ ุถุงูŠู„
109
00:12:29,040 --> 00:12:33,830
ุนู„ูŠู†ุง ุจุณ ุฎุทูˆุฉ ูˆุงุญุฏุฉ ุงู„ู„ูŠ ู‡ุชุฎู„ุต ู…ู† ุงู„ู†ุต ุงู„ู„ูŠ ุนู†ุฏู†ุง
110
00:12:33,830 --> 00:12:38,550
ู‡ุฐุง ูŠุจู‚ู‰ ุจู‚ู‰ ุฃุถุฑุจ ุงู„ุตู ุงู„ุฑุงุจุน ููŠ -ยฝ ูˆุฃุถูŠูู‡
111
00:12:38,550 --> 00:12:47,170
ู„ู„ุตู ุงู„ุซุงู†ูŠ ูŠุจู‚ู‰ ู‡ุฐุง ุจุฏู‡ ูŠุนุทูŠู†ุง -ยฝ R4 to
112
00:12:47,170 --> 00:12:55,670
R3 ุจู†ุญุตู„ ุนู„ู‰ ู…ุง ูŠุฃุชูŠ ู‡ุงูŠ 1 0 0 0
113
00:12:55,670 --> 00:13:04,810
1 ุฃูˆ ู‡ู†ุง 0 1 ุฒูŠุฑูˆ ุฒูŠุฑูˆ ูˆู‡ู†ุง ุขู‡ ุงุณุชู†ูŠ
114
00:13:04,810 --> 00:13:09,990
ุดูˆูŠุฉ ุฅุญู†ุง ุจู‚ูˆู„ -ยฝ ุขู‡ 4 ูŠุจู‚ู‰ ู‡ู†ุง ุจูŠุตูŠุฑ ู‚ุฏูŠุฑ
115
00:13:09,990 --> 00:13:16,630
-1 ู…ุน 1 ุจูŠุตูŠุฑ 0 ู…ุธุจูˆุท ู‡ูŠูƒ ู…ุฑุฉ ุซุงู†ูŠุฉ
116
00:13:16,630 --> 00:13:22,020
ุจุงู„ุฃูˆู„ ู…ุงู„ูƒู… ู…ุนุงูƒ ุงู„ุตู ุงู„ุฃูˆู„ ุญุงุทูŠุชู‡ ุฒูŠ ู…ุง ู‡ูˆ ุตูู‰
117
00:13:22,020 --> 00:13:29,320
ุงู„ุซุงู†ูŠ ุจู‚ูˆู„ -ยฝ ุฃู‚ู„ .. ู„ุฃ ุตูู‰ ุงู„ุซุงู†ูŠ .. ุณุงู„ุจ
118
00:13:29,320 --> 00:13:35,640
ยฝ .. ู„ุฃ ู‡ุฐุง -ยฝ ุฃู‚ู„ 4 ูˆ ู‚ุงุฑูŠ 2 ..
119
00:13:35,640 --> 00:13:41,450
ุฃูŠูˆู‡ ู„ู‚ุงุฑูŠ 2 ูŠุจู‚ู‰ ู„ู€ R2 ุจูŠุตูŠุฑ ุนู†ุฏู†ุง ู‡ู†ุง 0 0
120
00:13:41,450 --> 00:13:46,950
ู…ุธุจูˆุท ูˆู‡ุฐุง 0 0 1 0
121
00:13:46,950 --> 00:13:53,850
-1 ูˆู‡ู†ุง 0 0 0 2
122
00:13:53,850 --> 00:13:59,070
ุงู„ุดูƒู„ ุงู„ู„ูŠ ุนู†ุฏู†ุง ุฅุฐุงู‹ ุงู„ู€ System ุงู„ู„ูŠ ูˆุตู„ุชู‡ ูŠุง ุจู†ุงุช
123
00:13:59,070 --> 00:14:03,890
ู‡ุฐุง ุงู„ู„ูŠ ู‡ูˆ X1 = 1 ูˆ X2 = 0 ูˆ X3
124
00:14:03,890 --> 00:14:08,030
= -1 ูˆ X4 = 2 ู…ูƒุงูุฆ ู„ู„ู€ System
125
00:14:08,030 --> 00:14:12,710
ุงู„ุฃุตู„ ุงู„ู„ูŠ ู‡ู…ูŠู† ุงู„ู€ Star ุงู„ู„ูŠ ุนู†ุฏู†ุง ูŠุจู‚ู‰ ุฃุตุจุญ ุญู„
126
00:14:12,710 --> 00:14:16,630
ุงู„ู…ุนุงุฏู„ุฉ ุงู„ู€ Star ุฃูˆ ุงู„ู€ System ุงู„ู€ Star ู‡ูˆ ุญู„ ู‡ุฐุง
127
00:14:16,630 --> 00:14:23,790
ุงู„ู€ System ู„ุฐู„ูƒ ุจุฑูุถ ุฃู‚ูˆู„ ู„ู‡ solution of
128
00:14:23,790 --> 00:14:39,520
the system star with x1 ูˆ x2 ูˆ x3 ูˆ x4 ุจูŠุจู‚ู‰ ูŠุณุงูˆูŠ
129
00:14:39,520 --> 00:14:47,880
ูŠุนู†ูŠ four triple ู…ู† 1 0 ุณุงู„ุจ 1 2
130
00:14:47,880 --> 00:14:54,800
ุจุงู„ุดูƒู„ ุงู„ู„ูŠ ุนู†ุฏู†ุง ู‡ุฐุง ุฎู„ูŠู†ุง ู†ุณุฃู„ ุงู„ุณุคุงู„ ุงู„ุชุงู„ูŠ ุงู„ุขู†
131
00:14:54,800 --> 00:15:01,240
ู‡ู„ ุงู„ู€ system star ู‡ุฐุง Consistent ูˆู„ุง InconsistentุŸ
132
00:15:01,240 --> 00:15:06,240
Consistent ู„ุฃู†ู‡ ู„ุฌูŠุช ุญู„ ู…ุฑุฉ ู„ูŠู‡ ูุฏู‡ ุฃู‚ูˆู„ ุฃู† ู„ูˆ ูƒุงู†
133
00:15:06,240 --> 00:15:11,000
ุญู„ ุฃูˆ ุนุฏุฏ ู„ุง ู†ู‡ุงุฆูŠ ู…ู† ุงู„ุญู„ูˆู„ ูŠุจู‚ู‰ ุจุณู…ูŠ ุงู„ู€ system
134
00:15:11,000 --> 00:15:13,400
ConsistentุŸ
135
00:15:15,600 --> 00:15:19,720
ุทูŠุจ ุฅุญู†ุง ู„ุบุงูŠุฉ ุฃุฎุฐู†ุง 4 ุฃู…ุซู„ุฉ ุฒูŠ ู…ุง ุฃู†ุชู… ุดุงูŠููŠู†
136
00:15:19,720 --> 00:15:26,600
ูˆูƒู„ ูˆุงุญุฏ ููŠู‡ู… ุดูƒู„ ูˆุงุชุณุงุจ ุฏุฑุฌู†ุง ู…ู† ุงู„ู…ุนุงุฏู„ุชูŠู† ููŠ
137
00:15:26,600 --> 00:15:31,760
ู…ุฌู‡ูˆู„ูŠู† ู„ุบุงูŠุฉ ู…ุง ูˆุตู„ู†ุง ุฅู„ู‰ 4 ู…ุนุงุฏู„ุงุช ููŠ 4
138
00:15:31,760 --> 00:15:39,390
ู…ุฌู‡ูˆู„ูŠู† ุจู†ุฌูŠ ู†ุงุฎุฏ ู…ุซุงู„ ุจูŠุฎุชู„ู ุดูƒู„ุงู‹ ุนู† ุงู„ุฃู…ุซู„ุฉ ุงู„ู„ูŠ
139
00:15:39,390 --> 00:15:47,190
ูุงุชุช ู„ูƒู† ุจูŠุญู…ู„ ู†ูุณ ุงู„ููƒุฑุฉ ูŠุจู‚ู‰ ู…ุซุงู„ ุฑู‚ู… 5 ู‡ุฐุง
140
00:15:47,190 --> 00:15:53,050
ู…ู† ุงู„ูƒุชุงุจ ุณุคุงู„ 19 ู†ู…ุฑุฉ ุฅูŠู‡ ุจูŠู‚ูˆู„ For what
141
00:15:53,050 --> 00:16:02,890
values For what values ู…ุง ู‡ูŠ ุงู„ู‚ูŠู… ุงู„ู„ูŠ ุจุชุงุฎุฏู‡ุง a
142
00:16:02,890 --> 00:16:11,530
and b ุจุญูŠุซ ุฃู† For what value of a does the system
143
00:16:11,530 --> 00:16:19,910
does the system does
144
00:16:33,010 --> 00:16:41,970
ุงู„ู„ูŠ ู‡ูˆ x1 - 2x2 = a ูˆ -
145
00:16:41,970 --> 00:16:49,270
3x1 + 6x2 ุจุฏู‡ ูŠุณุงูˆูŠ b ู‡ุฐุง ู‡ูˆ ุงู„ู€
146
00:16:49,270 --> 00:16:57,110
system have a solution have a
147
00:16:57,110 --> 00:16:58,690
solution
148
00:17:33,750 --> 00:17:39,630
ุณุคุงู„ ู…ุฑุฉ ุซุงู†ูŠุฉ ูŠู‚ูˆู„ ู„ูŠ ู…ุง ู‡ูŠ ุงู„ู‚ูŠู… ุงู„ุชูŠ ุชุฃุฎุฐู‡ุง ูƒู„
149
00:17:39,630 --> 00:17:46,010
ู…ู† a ูˆ b ุจุญูŠุซ ุฃู† ู‡ุฐุง ุงู„ู€ system ูŠูƒูˆู† ู„ู‡ ุญู„ ุชู…ุงู…
150
00:17:46,010 --> 00:17:52,530
ู„ู…ุง ุฃู‚ูˆู„ ุญู„ ู…ุง ู‚ู„ุชุด ุญู„ ูˆุญูŠุฏ ู‚ุฏ ูŠูƒูˆู† ุญู„ ูˆุญูŠุฏ ูˆู‚ุฏ ูŠูƒูˆู†
151
00:17:52,530 --> 00:17:57,790
ุนุฏุฏ ู„ุง ู†ู‡ุงุฆูŠ ู…ู† ุงู„ุญู„ูˆู„ ุงู„ู…ู‡ู… ุฃู† ูŠูƒูˆู† ู‡ู†ุงูƒ ุญู„ ุจุบุถ
152
00:17:57,790 --> 00:18:01,830
ุงู„ู†ุธุฑ ุนู† ุดูƒู„ ุงู„ุญู„ ูŠุนู†ูŠ ุจุฏูŠ ุฅูŠุด ุงู„ู‚ู„ู… ุชุฃุฎุฐู‡ุง a
153
00:18:01,830 --> 00:18:06,090
ูˆ b ุฅุฐุง ุจุฑูˆุญ ุจุจุฏุฃ ุจุงู„ู…ุตููˆูุฉ ุงู„ู…ูˆุณุนุฉ ุฒูŠ ู…ุง ูƒู†ุช
154
00:18:06,090 --> 00:18:11,630
ุจุดุชุบู„ ููŠ ุงู„ุฃุฑุจุนุฉ ุฃู…ุซู„ุฉ ุงู„ู…ุงุถูŠุฉ ูŠุจู‚ู‰ ู‡ู†ุง ุจู‚ูˆู„ู‡
155
00:18:11,630 --> 00:18:12,610
solution
156
00:18:14,930 --> 00:18:24,930
ุจุนุฏูŠู† ู„ู„ู…ุตููˆูุฉ ุงู„ู…ูˆุณุนุฉ 1 -2 3 6 ูˆู‡ู†ุง a ูˆู‡ู†ุง b
157
00:18:24,930 --> 00:18:30,870
ุจุงู„ุดูƒู„ ุงู„ู„ูŠ ุนู†ุฏู†ุงู‡ุง ุชู…ุงู…ุŸ ุจุฏูŠ ุฃุญุงูˆู„ ุฃุฎู„ูŠ ู‡ุฐุง 0
158
00:18:30,870 --> 00:18:36,910
ูŠุจู‚ู‰ ุจุถุฑุจ ุงู„ุตู ุงู„ุฃูˆู„ ููŠู‡ 3 ูˆ ุจุถูŠูู‡ ู„ู„ุตู ุงู„ุซุงู†ูŠ
159
00:18:36,910 --> 00:18:45,940
ูŠุจู‚ู‰ ู‡ู†ุง 3 R1 to R2 ู†ูุณ ุงู„ุนุฏุฏ ุงู„ุตู ุงู„ุฃูˆู„ ุฒูŠ ู…ุง
160
00:18:45,940 --> 00:18:53,160
ู‡ูˆ 1 ุณุงู„ุจ 2 a ุงู„ุตู ุงู„ุซุงู†ูŠ 0 ูŠุนู†ูŠ ุถุฑุจู†ุง
161
00:18:53,160 --> 00:18:59,120
ููŠู‡ 3 ููŠ ุณุงู„ุจ 6 ู…ุน 6 ููŠ 0 ู‡ู†ุง ุถุฑุจู†ุง ููŠู‡
162
00:18:59,120 --> 00:19:05,560
3 ุงู„ู„ูŠ ุจูŠุตูŠุฑ 3a + ุงู„ู€ b ุจุงู„ุดูƒู„ ุงู„ู„ูŠ
163
00:19:05,560 --> 00:19:08,440
ุนู†ุฏู†ุง ุชู…ุงู…
164
00:19:09,470 --> 00:19:13,430
ู…ู† ู‡ุฐุง ุงู„ูƒู„ุงู… ู…ุงุฐุง ู†ุณุชู†ุชุฌ ูŠุง ุจู†ุงุช ุฃู† 3a +
165
00:19:13,430 --> 00:19:20,110
b ูƒุฏู‡ 0 ุฃุตู„ุงู‹ ุงู„ู„ู‡ ูŠุฑุถู‰ ูŠุนู†ูŠ ูƒุฃู†ู‡ ู‡ู†ุง 0 X
166
00:19:20,110 --> 00:19:26,290
1 + 0 X2 + 3a + b ูˆู‡ู†ุง X
167
00:19:26,290 --> 00:19:30,630
1 - 2 X2 + a ุงู„ู…ุนุงุฏู„ุฉ ุงู„ุฃูˆู„ู‰
168
00:19:30,630 --> 00:19:37,190
ุชู…ุงู… ูŠุจู‚ู‰ ุจุงุฌูŠ ุจู‚ูˆู„ ู„ู‡ The above system
169
00:19:39,090 --> 00:19:50,930
has a solution of ุงู„ู€ 3a + ุงู„ู€ b ุจุฏู„ ุณุงูˆูŠุฉ 0
170
00:19:51,930 --> 00:19:57,110
ูŠุนู†ูŠ ุฃูŠ ู‚ูŠู…ุชูŠู† ุฃุฎุฏู‡ู… ู„ู€ a ูˆ b ุจูŠุฎู„ูˆู‡ ู„ู„ู…ุนุงุฏู„ุฉ
171
00:19:57,110 --> 00:20:03,150
ุชุณุงูˆูŠ 0 ุจุชุจู‚ู‰ ู‡ูŠ ุนุจุงุฑุฉ ุนู† ุงู„ู‚ูŠู… ุงู„ู„ูŠ ุจุชุฎู„ูŠ ู„ู‡ุฐุง
172
00:20:03,150 --> 00:20:06,950
ุงู„ู€ system ุญู„ ุจุณ ู…ุง ู‚ุงู„ูŠุด ู‡ุงุช ุงู„ุญู„ ู„ูˆ ู‚ุงู„ูŠ ู‡ุงุช
173
00:20:06,950 --> 00:20:12,190
ุงู„ุญู„ ุจุฏูŠ ุฃุฑูˆุญ ุงู„ู‚ูŠู…ุฉ ุงู„ู„ูŠ ุจุฏูŠ ุฃุญุทู‡ุง ูˆุจุฏูŠ ุฃุทุจู‚ู‡ุง
174
00:20:12,190 --> 00:20:16,390
ูˆุจุงู„ุชุงู„ูŠ ูƒู„ ูˆุงุญุฏ ุจูŠุทู„ุน ุนู†ุฏู‡ ุฅูŠู‡ ุญู„ ุงู„ุดูƒู„ ูŠุนู†ูŠ ูƒุงู…
175
00:20:1
201
00:23:14,080 --> 00:23:18,540
a system
202
00:23:18,540 --> 00:23:22,260
in the form
203
00:23:28,810 --> 00:23:37,730
A11X1 A12X2 A1NXN0
204
00:23:37,730 --> 00:23:42,170
A21X1
205
00:23:42,170 --> 00:23:45,470
A22X2
206
00:23:45,470 --> 00:23:49,710
A2NXN0
207
00:23:49,710 --> 00:23:54,630
AM1X1
208
00:23:57,270 --> 00:24:04,530
AM2X2 + + AMNXN
209
00:24:04,530 --> 00:24:09,770
+ + AMNXN + + AMNXN
210
00:24:09,770 --> 00:24:16,310
+ AMNXN + AMNXN
211
00:24:16,310 --> 00:24:18,990
+ AMNXN + AMNXN + AMNXN + AMNXN +
212
00:24:18,990 --> 00:24:22,290
AMNXN + AMNXN + AMNXN
213
00:24:22,290 --> 00:24:27,410
ูŠุจู‚ู‰ ู‡ุชู‚ุณู… ู‡ุฐู‡ ุงู„ู€ remark ุฅู„ู‰ ู†ู‚ุทุชูŠู† ุงู„ู†ู‚ุทุฉ
214
00:24:27,410 --> 00:24:36,570
ุงู„ุฃูˆู„ู‰ The homogeneous system ุงุณุชุนุงุฑุฉ ุงู„ู„ูŠ ุนู†ุฏู†ุง
215
00:24:36,570 --> 00:24:46,810
ู‡ุฐุง is always has a solution is always has a
216
00:24:46,810 --> 00:24:51,650
solution ุฏุงุฆู…ุง ุจู„ู‚ูŠู„ู‡ ุญู„ because
217
00:24:55,830 --> 00:25:00,410
it has because
218
00:25:00,410 --> 00:25:08,490
it has at least the
219
00:25:08,490 --> 00:25:17,750
trivial solution ุงูŠุด
220
00:25:17,750 --> 00:25:23,550
ุงู„ trivial solution ุงู„ูˆ x ูˆุงุญุฏ ูˆ x ุงุชู†ูŠู† ูˆู†ุธู„
221
00:25:23,550 --> 00:25:31,410
ู…ุงุดูŠูŠู† ู„ุบุงูŠุฉ xn ุจุฏูŠ ูŠุณุงูˆูŠ zero ูˆ zero ูˆ ูƒุฐู„ูƒ zero
222
00:25:31,410 --> 00:25:39,510
ุงู„ู†ู‚ุทุฉ ุงู„ุซุงู†ูŠุฉ the homogeneous system ูŠุจู‚ู‰ ู‡ู†ุถูŠู
223
00:25:39,510 --> 00:25:45,630
ุนู„ูŠู‡ุง ูƒู…ุงู† ุนุจุงุฑุฉ ู‚ุจู„ ู…ุง ู†ุจุฏุฃ ุงู„ู†ู‚ุทุฉ ุงู„ุชุงู†ูŠุฉ ูŠุจู‚ู‰
224
00:25:45,630 --> 00:25:55,070
ุจุงุฌูŠ ุจู‚ูˆู„ sir the homogeneous system
225
00:25:56,240 --> 00:26:04,940
a star is consistent is consistent
226
00:26:04,940 --> 00:26:12,420
ุจู†ุฌูŠ ุฅู„ู‰ ุงู„ู†ู‚ุทุฉ ุงู„ุซุงู†ูŠุฉ the homogeneous system a
227
00:26:12,420 --> 00:26:23,740
star the homogeneous system a star of m equations
228
00:26:23,740 --> 00:26:41,630
of m equations and n unknowns has
229
00:26:41,630 --> 00:26:45,830
infinite
230
00:26:45,830 --> 00:26:55,190
number of solutions infinite number of
231
00:26:57,200 --> 00:27:03,940
Solutions Infinite number of solutions that
232
00:27:03,940 --> 00:27:07,140
contains
233
00:27:07,140 --> 00:27:16,640
the trivial solution that
234
00:27:16,640 --> 00:27:21,440
contains the trivial solution
235
00:27:28,560 --> 00:27:32,740
m ุฃู‚ู„ ู…ู† n
236
00:27:58,990 --> 00:28:14,570
ูƒุฐุจุช one find the solution of the system x
237
00:28:14,570 --> 00:28:24,550
ูˆุงุญุฏ ู†ุงู‚ุต x ุงุชู†ูŠู† ู†ุงู‚ุต ุชู„ุงุชุฉ x ุชู„ุงุชุฉ ุจูŠุณุงูˆูŠ ุฒูŠุฑูˆ
238
00:28:24,550 --> 00:28:32,040
ูˆุงุญุฏ x ูˆุงุญุฏ ุฒูŠ x ุงุชู†ูŠู† ุฒุงุฆุฏ x ุชู„ุงุชุฉ ุจูŠุณุงูˆูŠ ุฒูŠุฑูˆ
239
00:28:32,040 --> 00:28:41,120
ุงุชู†ูŠู† x ูˆุงุญุฏ ุฒุงุฆุฏ ุงุชู†ูŠู† x ุงุชู†ูŠู† ุฒุงุฆุฏ x ุชู„ุงุชุฉ
240
00:28:41,120 --> 00:28:44,740
ูƒู„ู‡ ุจูŠุณุงูˆูŠ ุฒูŠุฑูˆ
241
00:29:18,390 --> 00:29:23,190
ุงู„ู†ู‚ุทุฉ ุงู„ุฃูˆู„ู‰ ู‡ูˆ ุชุนุฑูŠู ุงู„ู€ homogeneous system
242
00:29:23,190 --> 00:29:28,450
ุงู„ู†ู‚ุทุฉ ุงู„ุซุงู†ูŠุฉ ู‡ูŠ ุงู„ู…ู„ุงุญุธุฉ ุงู„ุชูŠ ุชุชูƒูˆู† ู…ู† ู†ู‚ุทุชูŠู†
243
00:29:28,450 --> 00:29:32,610
ูˆู‡ุฐู‡ ุชุนุทูŠู†ุง ู…ุคุดุฑ ู„ุญู„ ุงู„ู€ homogeneous system
244
00:29:33,240 --> 00:29:37,060
ุงู„ุฏููŠู†ูŠุดู† ุจูŠู‚ูˆู„ ุงู„ู€ homogeneous literal system is
245
00:29:37,060 --> 00:29:41,800
a system in the form ูŠุจู‚ู‰ ู…ุนุงุฏู„ุงุช ู‚ุทูŠุฉ ุจุณ ุงู„ุซูˆุงุจุช
246
00:29:41,800 --> 00:29:49,080
ูƒู„ู‡ุง ุฃุตูุงุฑ ู„ูˆ ูƒุงู† ุงุณุชุจุฏู„ู†ุง ุฃุญุฏ ุงู„ุฃุตูุงุฑ ุจุฑู‚ู… ุจูŠุจุทู„
247
00:29:49,080 --> 00:29:52,980
ูŠุตูŠุฑ homogeneous system ุจูŠุตูŠุฑ non homogeneous
248
00:29:52,980 --> 00:29:57,320
system ุนู„ู‰ ุฃูŠ ุญุงู„ ุŒ ุฃู†ุง ู…ุฏูŠุฑ ุงู„ู€ System ุจู‡ุฐุง ุงู„ุดูƒู„
249
00:29:57,320 --> 00:30:01,880
ู…ุง ู‡ูŠ ุฃุฎุจุงุฑ ุงู„ุญู„ูˆู„ ุจุชุงุจุนุชู‡ ุจุฑูˆุญ ุจู‚ูˆู„ ุงู„ู†ู‚ุทุฉ ุงู„ุฃูˆู„ู‰
250
00:30:01,880 --> 00:30:06,780
ุงู„ู„ูŠ ู‡ูˆ ู…ุฏูŠุฑ ุงู„ู€ System Star ุฏุงุฆู…ุงู‹ ูˆ ุฃุจุฏุงู‹ ู„ู‡ ุญู„
251
00:30:06,780 --> 00:30:13,520
ุนู„ู‰ ุงู„ุฃู‚ู„ ู‡ูˆ ุงู„ุญู„ ุงู„ุตูุฑูŠ ู„ุฃู† ู„ูˆ ุดูŠู„ุช X1 ูˆ X2 ูˆ Xn
252
00:30:13,520 --> 00:30:18,320
ููŠ ูƒู„ ู…ู† ุงู„ู…ุนุงุฏู„ุฉ ูˆ ุญุทูŠุช ุจุฏู„ู‡ุง ุตูุฑ ุจุตูŠุฑ ุงู„ู€ System
253
00:30:18,320 --> 00:30:24,320
ุตุญูŠุฉ ุจุตูŠุฑ 00000 ุจุชุญู‚ู‚ ุฃูŠ ู…ุนุงุฏู„ุฉ ุฃูˆ ุจุชุญู‚ู‚ ูƒู„
254
00:30:24,320 --> 00:30:28,140
ุงู„ู…ุนุงุฏู„ุงุช ุงู„ู„ูŠ ู…ูˆุฌูˆุฏุฉ ูˆุฑุง ููŠ ู‡ุฐุง ุงู„ system ูˆู…ู† ู‡ู†ุง
255
00:30:28,140 --> 00:30:32,700
ุจุฑูˆุญ ุจู‚ูˆู„ ู„ู‡ ุงู„ homogenous system ุนู„ู‰ ุงู„ุฃู‚ู„ ู„ู‡
256
00:30:32,700 --> 00:30:38,660
ุงู„ุญู„ ุงู„ุตูุฑูŠ ุชู…ุงู… ุชู…ุงู… ูŠุนู†ูŠ ู…ุนู†ู‰ ู‡ุฐุง ุงู„ูƒู„ุงู… ุฃู† ู‡ุฐุง
257
00:30:38,660 --> 00:30:43,940
ุงู„ system ุฏุงุฆู…ุง ูˆ ุฃุจุฏุง Consistent ุนู…ุฑูˆุด ุจูŠูƒูˆู†
258
00:30:43,940 --> 00:30:48,940
inconsistent ุนู„ู‰ ุงู„ุฅุทู„ุงู‚ ุฏุงุฆู…ุง ูˆ ุฃุจุฏุง consistent
259
00:30:48,940 --> 00:30:54,460
ู„ุฃู†ู‡ ุจูŠุญุชูˆูŠ ุนู„ู‰ ุฃูˆ ู„ู‡ ุงู„ุญู„ ุงู„ุตูุฑูŠ ุฃูˆ ุงู„ุญู„ ุงู„ุจุฏูŠู‡ูŠ
260
00:30:54,460 --> 00:31:00,160
ุฃูˆ ุงู„ุญู„ ุงู„ุชุงูุนูŠ ุงู„ trivial solution 000 ู‡ุฐุง ุงู„ู†ู‚ุทุฉ
261
00:31:00,160 --> 00:31:03,920
ุงู„ุฃูˆู„ู‰ ุงู„ู†ู‚ุทุฉ ุงู„ุซุงู†ูŠุฉ ุงู„ homogenous system star
262
00:31:03,920 --> 00:31:10,260
ุงู„ู„ูŠ ููŠ M ู…ู† ุงู„ู…ุนุงุฏู„ุงุช ูˆ N ู…ู† ุงู„ู…ุฌุงู‡ูŠู„ ุดุงูŠูุฉ M ู…ู†
263
00:31:10,260 --> 00:31:15,860
ุงู„ู…ุนุงุฏู„ุงุช ูˆุนู†ุฏูŠ N ู…ู† ุงู„ู…ุฌุงู‡ูŠู„ ูŠุจู‚ู‰ ุนู†ุฏูŠ X1 ูˆ X2
264
00:31:15,860 --> 00:31:23,500
ู„ุบุงูŠุฉ XN ูˆุนู†ุฏูŠ ุนุฏุฏ ู…ู† ุงู„ู…ุนุงุฏู„ุงุช ูŠุณุงูˆูŠ M ูŠู…ูƒู† ู‡ุฏูˆู„
265
00:31:23,500 --> 00:31:27,680
ูŠูƒูˆู†ูˆุง ุฌุฏ ุจุนุถ ุฒูŠ ู…ุง ุงุญู†ุง ุฌุงูŠู„ูŠู† ู‡ู†ุง ูˆูŠู…ูƒู† ูŠูƒูˆู†ูˆุง
266
00:31:27,680 --> 00:31:33,700
ู…ุฎุชู„ูุงุช ุทูŠุจ ุชุนุงู„ู‰ ู†ุดูˆู ุงูŠุด ุจูŠู‚ูˆู„ ู‡ู†ุง ุงู„ homogenous
267
00:31:33,700 --> 00:31:39,030
system of M equations and N unknowns ู„ุฏูŠู‡ุง ุนุฏุฏ ู…ุญุฏุฏ
268
00:31:39,030 --> 00:31:43,230
ู…ู† ุงู„ุญู„ูˆู„ ุงู„ุชูŠ ุชุญุชูˆูŠ ุนู„ู‰ ู‡ุฐู‡ ุงู„ุญู„ูˆู„ ุงู„ุชุนุฑูŠูุฉ ุฅุฐุง
269
00:31:43,230 --> 00:31:48,450
ูƒุงู†ุช ูŠุนู†ูŠ ูŠุง ุจู†ุงุช ู„ูˆ ุนู†ุฏูŠ ุนุฏุฏ ู„ุง ู†ู‡ุงุฆูŠ ู…ู† ุงู„ุญู„ูˆู„
270
00:31:48,450 --> 00:31:53,110
ู„ู‡ุฐุง ุงู„ system ูุฅู† ู‡ุฐุง ุงู„ุนุฏุฏ ุงู„ู†ู‡ุงุฆูŠ ุฏุงุฆู…ุง ูˆ ุฃุจุฏุง
271
00:31:53,110 --> 00:31:58,620
ูŠุฌุชู…ุน ุนู„ู‰ ู…ูŠู†ุŸ ุนู„ู‰ ุงู„ุญู„ ุงู„ุตูุฑูŠ ูŠุนู†ูŠ ูŠุง ุจูŠูƒูˆู† ุงู„ุญู„
272
00:31:58,620 --> 00:32:03,680
ุงู„ุตูุฑูŠ ู…ุณุชู‚ู„ ู„ุญุงู„ู‡ ู…ุงููŠุด ุบูŠุฑู‡ ูŠุง ุฅู…ุง ุจูƒูˆู† ุนู†ุฏูŠ ุนุฏุฏ
273
00:32:03,680 --> 00:32:08,540
ู„ุง ู†ู‡ุงุฆูŠ ู…ู† ุงู„ุญู„ูˆู„ ุชุฌุชู…ู„ ุนู„ู‰ ุงู„ุญู„ ุงู„ุตูุฑูŠ ุงู„ู„ูŠ ู…ูˆุฌูˆุฏ
274
00:32:08,540 --> 00:32:12,820
ุชู…ุงู… ูŠุจู‚ู‰ ู‡ูŠูƒ ุจูŠู‚ูˆู„ ุงู„ู†ุธุงู… ุงู„ู„ูŠ ุนู†ุฏู†ุง ุจู‚ูˆู„ู‡ ูƒูˆูŠุณ
275
00:32:12,820 --> 00:32:17,160
ุทูŠุจ ูŠุง ุจู†ุงุช ุฎู„ูŠู†ูŠ ุฃุณุฃู„ ู‚ุจู„ ู…ุง ุฃูƒู…ู„ ุงู„ุณุคุงู„ ุงู„ุชุงู„ูŠ
276
00:32:17,160 --> 00:32:21,900
ู‡ู„ ุงู„ non homogeneous system ูŠุญุชูˆูŠ ุนู„ู‰ ุงู„ุญู„
277
00:32:21,900 --> 00:32:29,190
ุงู„ุตูุฑูŠุŸ ูŠุนู†ูŠ ู‡ู„ ุงู„ุญู„ ุงู„ุตูุฑูŠ ุฃุญุฏ ุญู„ูˆู„ ุงู„ู€ non
278
00:32:29,190 --> 00:32:34,310
-homogeneous systemุŸ ูˆู„ุง
279
00:32:34,310 --> 00:32:39,350
ุนู…ุฑู‡ ุจูŠุญุตู„ ูˆู„ุง ุนู…ุฑู‡ ุจูŠุญุตู„ ู„ูŠุดุŸ ู„ุฃู† ู„ูˆ ู‚ู„ุช ุงู„ูƒู„ุงู…
280
00:32:39,350 --> 00:32:44,150
ู‡ุฐุง ุตุงุญุจ ุจุฏูŠ ุฃุดูŠู„ ูƒู„ ุงู„ axis ูˆ ุฃุญุท ุจุฏู„ู‡ุง ุฃุตูุฑู‹ุง
281
00:32:44,150 --> 00:32:48,790
ุตุงุฑ ุงู„ุทุฑู ุงู„ุดู…ุงู„ ูƒู„ู‡ ุฃุตูุฑ ุจุณ ุงู„ุทุฑู ุงู„ูŠู…ูŠู† ุฃุนุฏุงุฏ
282
00:32:48,790 --> 00:32:53,750
ุจู†ูุน ุงู„ุตูุฑ ูŠุณุชูˆูŠ ุฃุนุฏุงุฏุŸ ูŠุนู†ูŠ ู…ุงุนู†ุฏูŠุด ุญู„ ูŠุจู‚ู‰ ุจู†ุงุก
283
00:32:53,750 --> 00:32:59,010
ุนู„ูŠู‡ ุงู„ู€ Non-homogeneous system ู„ุง ูŠู…ูƒู† ุฃู† ูŠูƒูˆู†
284
00:32:59,010 --> 00:33:04,990
ุงู„ุญู„ ุงู„ุตูุฑูŠ ู‡ูˆ ุฃุญุฏ ุงู„ุญู„ูˆู„ ู„ู‡ ู„ูƒู† ุงู„ุญู„ ุงู„ุตูุฑูŠ ูŠูƒูˆู†
285
00:33:04,990 --> 00:33:10,990
ุญู„ุง ู„ู„ู€ homogeneous system ูู‚ุท ู„ุง ุบูŠุฑ ู‚ุฏ ุชุฃุชูŠ ู‡ุฐุง
286
00:33:10,990 --> 00:33:16,210
ุฅุฐุง ุฌุจู†ุง ุตุญ ูˆุฎุทุฃ ุฏู„ูˆู‚ุชูŠ ูŠุจู‚ู‰ ุฑูƒุฒูŠ ุนู„ู‰ ู‡ุฐู‡ ุงู„ู†ู‚ุทุฉ
287
00:33:16,480 --> 00:33:21,240
ุจุฏูŠ ุฃุฑุฌุน ู„ู„ู†ู‚ุทุฉ ุงู„ุซุงู†ูŠุฉ ู…ุฑุฉ ุซุงู†ูŠุฉ ยซุดูˆู„ูŠยป ูŠุถู…ู† ู„ูŠ
288
00:33:21,240 --> 00:33:26,700
ุฃู† ููŠ ุนู†ุฏูŠ ุนุฏุฏ ู„ุง ู†ู‡ุงุฆูŠ ู…ู† ุงู„ุญู„ูˆู„ ุงู„ุฐุงุชูŠ ูŠุฌุชู…ู„ ุนู„ู‰
289
00:33:26,700 --> 00:33:33,800
ุงู„ุญู„ ุงู„ุตูุฑูŠ ุดุฑุท ูˆุงุญุฏ ูู‚ุท ุฃู† ุนุฏุฏ ุงู„ู…ุนุงุฏู„ุงุช ุฃู‚ู„ ู…ู†
290
00:33:33,800 --> 00:33:38,480
ุนุฏุฏ ุงู„ู…ุฌุงู‡ูŠู„ ูŠุนู†ูŠ ู…ู…ูƒู† ูŠูƒูˆู† ุนู†ุฏูŠ ู…ุนุงุฏู„ุชูŠู† ูˆ ุชู„ุช
291
00:33:38,480 --> 00:33:45,590
ู…ุฌุงู‡ูŠู„ ู…ู…ูƒู† ูŠูƒูˆู† ุนู†ุฏู‰ 3 ู…ุนุงุฏู„ุงุช ูˆ 5 ู…ุฌุงู‡ูŠู„ ู…ู…ูƒู†
292
00:33:45,590 --> 00:33:51,090
ูŠูƒูˆู† ุนู†ุฏู‰ 10 ู…ุนุงุฏู„ุงุช ูˆ 11 ู…ุฌู‡ูˆู„ ูŠุนู†ูŠ ุฏุงุฆู…ุง ูˆ ุฃุจุฏุง
293
00:33:51,090 --> 00:33:55,630
ุฅุฐุง ูƒุงู† ุนุฏุฏ ุงู„ู…ุนุงุฏู„ุงุช ุฃู‚ู„ ู…ู† ุนุฏุฏ ุงู„ู…ุฌุงู‡ูŠู„
294
00:33:55,630 --> 00:34:02,510
automatic ู„ุงุฒู… ูŠุญุตู„ ุนู†ุฏู‰ ุนุฏุฏ ู„ุง ู†ู‡ุงุฆูŠ ู…ู† ุงู„ุญู„ูˆู„ ู‡ูŠ
295
00:34:02,510 --> 00:34:07,020
ู‡ุฐู‡ ุงู„ู„ู‰ ุจุชู‚ูˆู„ู‡ ุงู„ู†ู‚ุทุฉ ุงู„ู„ู‰ ุนู†ุฏู‡ุง ุชู…ุงู… ุทุจ ู†ุฑุฌุน ุงู„ุขู†
296
00:34:07,020 --> 00:34:13,260
ู†ุญุงูˆู„ ู†ุทุจู‚ ู…ุง ู†ู‚ูˆู„ู‡ ุนู„ู‰ ุฃุฑุถ ุงู„ูˆุงู‚ุน ุทูŠุจ ูŠุง ุจู†ุงุช ู„ู…ุง
297
00:34:13,260 --> 00:34:17,160
ูŠูƒูˆู† ุนู†ุฏูŠ ุนุฏุฏ ู„ุง ู†ู‡ุงุฆูŠ ู…ู† ุงู„ุญู„ูˆู„ ุชุฌุชู…ู„ ุนู„ู‰ ุงู„ุญู„
298
00:34:17,160 --> 00:34:22,480
ุงู„ุตูุฑูŠ ูŠุนู†ูŠ ู‡ุฐุง ุงู„ุญู„ ุจูŠูƒูˆู† ุฃุนุฏุงุฏ ูˆู„ุง ุฃุตูุงุฑ
299
00:34:26,360 --> 00:34:30,980
ู‚ุฏ ูŠูƒูˆู† ุฃุนุฏุงุฏ ูˆู‚ุฏ ูŠูƒูˆู† ุฃุตูุงุฑ ุตุญ ูˆู„ุง ู„ุฃ ู…ุด ุงุญู†ุง ุจู†ู‚ูˆู„
300
00:34:30,980 --> 00:34:35,340
ูŠุนู†ูŠ ุฅุฐุง ูŠุญุชูˆูŠ ุนู„ู‰ ุงู„ุญู„ ุงู„ุตูุฑูŠ ุฅุฐุง ุงู„ุญู„ ุงู„ zero
301
00:34:35,340 --> 00:34:39,540
ุฃุญุฏ ู‡ุฐู‡ ุงู„ุญู„ูˆู„ ูˆุจุนุฏู‡ุง ุชุชุฃุนุฏู‰ ู„ูƒู† ุงู„ุฃุนุฏุงุฏ ู‡ู„ ุจู‚ุฏุฑ
302
00:34:39,540 --> 00:34:45,280
ุฃุฌูŠุจู‡ู… ุจุงู„ุถุจุท ูƒู„ู‡ู… ู„ุง ุจู‚ุฏุฑุด ู…ู…ูƒู† ุฃุฌูŠุจู‡ู… ุตุญูŠุญ ูƒู„ู‡ู… ูˆ
303
00:34:45,280 --> 00:34:50,920
ู…ู…ูƒู† ู…ุงู‚ุฏุฑุด ูุจุชุธู‡ุฑ ุงู„ุญู„ ุจุฏู„ุงู„ุฉ ุฑู…ูˆุฒ ูŠุนู†ูŠ ุฃู†ุง ุจูุฑุถ
304
00:34:50,920 --> 00:34:55,340
ู‡ุฐู‡ ุฑู…ูˆุฒ ูˆุจุงู„ุชุงู„ูŠ ุงู„ุฑู…ูˆุฒ ู‡ุฐู‡ ู‚ุฏ ู…ุง ุจุฏูƒ ุญุท ูˆุจุงู„ุชุงู„ูŠ
305
00:34:55,340 --> 00:35:00,310
ุจูŠุทู„ุน ุนู†ุฏูƒ ู…ุนู„ู†ู‡ุง ู…ู† ุงู„ุญู„ูˆู„ ู†ุจุฏุฃ ุจุชุทุจูŠู‚ ู‡ุฐุง ุนู„ู‰ ุฃุฑุถ
306
00:35:00,310 --> 00:35:03,950
ุงู„ูˆุงู‚ุน ุจูŠู‚ูˆู„ ู‡ุงุชู„ูŠ ุญู„ ุงู„ system ุงู„ู„ูŠ ู‚ุฏุงู…ู†ุง ู‡ุฐุง
307
00:35:03,950 --> 00:35:10,070
ูŠุจู‚ู‰ ุจุฏูŠ ุฃุจุฏุฃ ุจู…ูŠู† ุจุงู„ู…ุตูˆูุฉ ุงู„ู…ูˆุณุนุฉ ุงู„ู„ูŠ ู‚ู„ู†ุง
308
00:35:10,070 --> 00:35:15,060
ุนู„ูŠู‡ุง ูŠุจู‚ู‰ ุงู„ู…ุตูˆูุฉ ุงู„ู…ูˆุณุนุฉ ุนู„ู‰ ุงู„ุดูƒู„ ุงู„ุชุงู„ูŠ ู‡ุฐุง
309
00:35:15,060 --> 00:35:21,060
ูˆุงุญุฏ ูˆ ู‡ู†ุง ุณุงู„ุจ ูˆุงุญุฏ ูˆ ู‡ู†ุง ุณุงู„ุจ ุชู„ุงุชุฉ ูˆ ู‡ู†ุง ุฒูŠุฑูˆ ูˆ
310
00:35:21,060 --> 00:35:27,320
ู‡ู†ุง ูˆุงุญุฏ ูˆ ู‡ู†ุง ูˆุงุญุฏ ูˆ ู‡ู†ุง ุงุชู†ูŠู† ุงุชู†ูŠู† ูˆุงุญุฏ ูˆ ู‡ู†ุง
311
00:35:27,320 --> 00:35:30,620
ุฒูŠุฑูˆ ุฒูŠุฑูˆ ุฒูŠุฑูˆ ุจุงู„ุดูƒู„ ุงู„ู„ูŠ ุนู†ุฏู†ุง
312
00:35:33,400 --> 00:35:45,920
ุจู†ุฎู„ู‚ ู‡ู†ุง ุฃุณุทุงุฑ ู†ู‚ุต R1 to R2 ูˆู†ู‚ุต R1 to R3 ู†ุญุตู„
313
00:35:45,920 --> 00:35:52,440
ุนู„ู‰ ู…ุง ูŠุฃุชูŠ ุงู„ุตู ุงู„ุฃูˆู„ ุฒูŠ ู…ุง ู‡ูˆ 1 ุณุงู„ุจ 1 ุณุงู„ุจ 3
314
00:35:52,440 --> 00:36:01,740
ุฒูŠุฑูˆ ุงู„ุตู ุงู„ุชุงู†ูŠ ุฒูŠุฑูˆ ูˆู‡ู†ุง ุงุชู†ูŠู† ูˆู‡ู†ุง ุงุฑุจุนุฉ ูˆ ู‡ู†ุง
315
00:36:01,740 --> 00:36:07,860
ุฒูŠุฑูˆ ูˆู‡ู†ุง ุฒูŠุฑูˆ ูˆู‡ู†ุง ุถุฑุจู†ุง ููŠ ุณุงู„ุจ ุงุชู†ูŠู† ุจุตูŠุฑ
316
00:36:07,860 --> 00:36:14,180
ุงุชู†ูŠู† ูŠุจู‚ู‰ ุงุฑุจุนุฉ ูˆู‡ู†ุง ุถุฑุจู†ุง ููŠ ุณุงู„ุจ ุงุชู†ูŠู† ุจุตูŠุฑ
317
00:36:14,180 --> 00:36:21,640
ุณุชุฉ ูˆุงุญุฏ ุณุจุนุฉ ูˆู‡ู†ุง ุฒูŠุฑูˆ ูˆุถุญูƒูˆุงุจุนุฏูŠู† ุจุฏูŠ ู‡ุฐุง
318
00:36:21,640 --> 00:36:28,700
ู‚ุฏุงุด ูˆุงุญุฏ ุตุญูŠุญ ูŠุจู‚ู‰ ุจุฏูŠ ู†ุต ู‚ุงุฑูŠ ุงุชู†ูŠู† ูŠุจู‚ู‰ ู‡ุฐุง
319
00:36:28,700 --> 00:36:35,420
ู†ุงุฎุฏ ู†ุต ู‚ุงุฑูŠ ุงุชู†ูŠู† ุชุตุจุญ ุงู„ู…ูุฑูˆูุฉ ุนู„ู‰ ุงู„ุดูƒู„ ุงู„ุชุงู„ูŠ
320
00:36:35,420 --> 00:36:41,680
ูˆุงุญุฏ ุณุงู„ุจ ูˆุงุญุฏ ุณุงู„ุจ ุชู„ุงุชุฉ ุฒูŠุฑูˆ ูˆู‡ู†ุง ุฒูŠุฑูˆ ูˆุงุญุฏ
321
00:36:41,680 --> 00:36:48,880
ุงุชู†ูŠู† ุฒูŠุฑูˆ ูˆู‡ู†ุง ุฒูŠุฑูˆ ุงุฑุจุน ุณุจุนุฉ ุฒูŠุฑูˆ ุจุงู„ุดูƒู„ ุงู„ู„ูŠ
322
00:36:48,880 --> 00:36:54,030
ุนู†ุฏู†ุง ูŠุจู‚ู‰ ู‡ุฐุง ุจุฏู‡ ูŠุนุทูŠู†ุง ุงู„ุตู ุงู„ุฃูˆู„ ู…ุงู„ูŠุด ุนู„ุงู‚ุฉ
323
00:36:54,030 --> 00:36:59,590
ููŠู‡ ุจุฏูŠ ุนู„ู‰ ุงู„ุตู ุงู„ุชุงู†ูŠ ุจู‚ูˆู„ ู†ุงู‚ุต ุงุฑุจุนุฉ R ุงุชู†ูŠู† to
324
00:36:59,590 --> 00:37:07,830
R ุชู„ุช ูˆุงุจุชุฏูŠ ุชุตุจุญ ุนู„ู‰ ุทุจูŠุนูŠ ุงูŠุด ุฑุฃูŠูƒ ู„ูˆ ุฃุถูู†ุง ูƒู…ุงู†
325
00:37:07,830 --> 00:37:13,550
ุงู„ุตู ุงู„ุซุงู†ูŠ ุงู„ู‰ ุงู„ุตู ุงู„ุฃูˆู„ ุจุงู„ู…ุฑุฉ ู…ุงุญุฏุด ุฃุญุณู† ู…ู†
326
00:37:13,550 --> 00:37:21,840
ู‡ุฐุง ุฅุฐุง ู„ูˆ ู‚ู„ R ุงุชู†ูŠู† to R one ุฎุทูˆุฉ ูˆุงุญุฏุฉ ูŠูุฌุฃุด
327
00:37:21,840 --> 00:37:25,840
ุงู„ู„ูŠ ุจุฏู‡ ูŠุตูŠุฑ R ุงุชู†ูŠู† ู„ R one ุจูŠุธู„ ู‡ู†ุง ูˆุงุญุฏ ูˆ
328
00:37:25,840 --> 00:37:30,120
ุจูŠุตูŠุฑ ู‡ู†ุง ุฒูŠุฑูˆ ูˆู‡ู†ุง ุณุงู„ุจ ูˆุงุญุฏ ูˆ ู‡ุฐุง ุฒูŠุฑูˆ ูˆุงุญุฏ
329
00:37:30,120 --> 00:37:36,520
ุงุชู†ูŠู† ูˆู‡ู†ุง ุฒูŠุฑูˆ ุฒูŠุฑูˆ ุฒูŠ ู…ุง ู‡ูˆ ุชู…ุงู… ูˆ ู‡ุฐุง ุฒูŠุฑูˆ ุฒูŠ
330
00:37:36,520 --> 00:37:42,180
ู…ุง ู‡ูˆ ุถุฑุจุชู‡ ููŠ ุณุงู„ุจ ุงุฑุจุน ุจูŠุตูŠุฑ ุฒูŠุฑูˆ ุจูŠุตูŠุฑ ู‡ู†ุง ุณุงู„ุจ
331
00:37:42,180 --> 00:37:48,310
ูˆุงุญุฏ ูˆู‡ู†ุง ุฌุฏุงุด ุฒูŠุฑูˆ ุจุงู„ุดูƒู„ ุงู„ู„ูŠ ุนู†ุฏู†ุง ู‡ุฐุง ุฃู†ุง ุจุฏูŠุด
332
00:37:48,310 --> 00:37:52,070
ู‡ุฐุง ุณุงู„ุจ ุจุฏูŠ ุฅูŠุงู‡ ุจุงู„ู…ูˆุฌุจ ุญุชู‰ ู„ูˆ ุถุงู„ ุจุงู„ุณุงู„ุจ
333
00:37:52,070 --> 00:37:57,310
ู…ุงุนู†ุฏูŠุด ุฅูŠุงู‡ ู…ุงุนู†ุฏูŠุด ู…ุดูƒู„ุฉ ู…ุดูƒู„ุชู†ุง ุจุฏูŠ ุฃุฎู„ูŠ ู‡ุฐุง ุจ
334
00:37:57,310 --> 00:38:02,430
ุฒูŠุฑูˆ ูˆ ุจุฏูŠ ุฃุฎู„ูŠ ู‡ุฐุง ุจ ุฅูŠุงู‡ ุจ ุฒูŠุฑูˆ ูŠุจู‚ู‰ ุจุฏูŠ ุฃุฌูŠ ู„ R
335
00:38:02,430 --> 00:38:07,510
ุชู„ุงุชุฉ ุฃุถุฑุจู‡ ููŠ ุณุงู„ุจ ูˆุงุญุฏ ูˆ ุฃุถูŠูู‡ ู„ู„ุตู ุงู„ุฃูˆู„ ูˆ
336
00:38:07,510 --> 00:38:13,510
ุฃุถุฑุจู‡ ููŠ ุงุชู†ูŠู† ูˆ ุฃุถูŠูู‡ ู„ู„ุตู ุงู„ุซุงู†ูŠ ูŠุจู‚ู‰ ู‡ุฐุง ุจุฏูŠ
337
00:38:13,510 --> 00:38:22,220
ูŠุนุทูŠู†ุง ุงู„ู„ูŠ ู‡ูˆ ู…ู† ุณุงู„ุจ R ุซู„ุงุซุฉ to R one ูˆ ุจุนุฏ ู‡ูŠูƒ
338
00:38:22,220 --> 00:38:29,760
ุณุงู„ุจ ุงุชู†ูŠู† ูˆุงู„ู„ู‡ ู…ูˆุฌุฉ ุจุงุชู†ูŠู† ู…ูˆุฌุฉ ุจุงุชู†ูŠู† R ุซู„ุงุซุฉ
339
00:38:29,760 --> 00:38:37,020
to R two ู†ูุณ ุงู„ุนุงู„ู…ูŠุฉ ู‡ุฐุง ูˆุงุญุฏ ูˆู‡ุฐุง ุฒูŠุฑูˆ ุฒูŠ ู…ุง ู‡ูˆ
340
00:38:37,020 --> 00:38:44,530
ู„ุฃู†ู†ูŠ ุจุงุถูŠู ุณุงู„ุจ R ุซู„ุงุซุฉ to R one ูˆู‡ู†ุง ุจูŠุตูŠุฑ ุฒูŠุฑูˆ ูˆ
341
00:38:44,530 --> 00:38:52,770
ู‡ู†ุง ุฒูŠุฑูˆ ูˆู‡ู†ุง ุงุชู†ูŠู† R three ู„ R two ูŠุจู‚ู‰ ู‡ู†ุง ุฒูŠุฑูˆ
342
00:38:52,770 --> 00:38:58,970
ูˆู‡ู†ุง ูˆุงุญุฏ ูˆู‡ู†ุง ุฒูŠุฑูˆ ูˆู‡ู†ุง ุฒูŠุฑูˆ ูˆู‡ู†ุง ุฒูŠุฑูˆ ูˆ ุฒูŠุฑูˆ
343
00:38:58,970 --> 00:39:07,230
ุณุงู„ุจ ูˆุงุญุฏ ูˆ ุฒูŠุฑูˆ ุจู‚ุฏุฑ ุงู‚ูˆู„ู‡ ุงุฎุฑ ุฎุทูˆุฉ ุณุงู„ุจ R ุซู„ุงุซุฉ
344
00:39:07,230 --> 00:39:17,840
ูˆุจุงู„ุชุงู„ูŠ ุจุชุตุจุญ ุงู„ู…ุตูˆูุฉ 1 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0
345
00:39:17,840 --> 00:39:32,680
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
346
00:39:46,770 --> 00:39:51,470
solution ู„ุง ู…ุดูƒู„ุฉ ููŠู‡ ุจู‚ู‰ solution ูˆุงู„ู„ู‡ ุบูŠุฑู‡
347
00:39:51,470 --> 00:39:55,970
ู…ุงููŠุด ู…ุดูƒู„ุฉ ุทุจ
348
00:39:55,970 --> 00:40:01,730
ู„ูŠุด ู…ุง ุทู„ุน ุงู„ุดุจู†ุงุช ู‡ู†ุง ุนุฏุฏ ู„ุง ู†ู‡ุงุฆูŠ ู…ู† ุงู„ุญู„ูˆู„ ุฃูŠูˆุฉ
349
00:40:01,730 --> 00:40:08,140
ู„ุฃู† ุนุฏุฏ ุงู„ู…ุนุงุฏู„ุงุช ุจูŠุณุงูˆูŠ ุนุฏุฏ ุงู„ู…ุฌุงู‡ุฏูŠุจู‚ู‰ ุฅุฐุง ูƒุงู†
350
00:40:08,140 --> 00:40:12,560
ุนุฏุฏ ุงู„ู…ุนุงุฏู„ุงุช ูŠุณุงูˆูŠ ุนุฏุฏ ุงู„ู…ุฌุงู‡ูŠู„ ูŠุทู„ุน ุนู†ุฏูŠ ุงู„ุญู„
351
00:40:12,560 --> 00:40:19,260
ุงู„ุตูุฑูŠ ูŠุทู„ุน ุนู†ุฏูŠ ุนุฏุฏ ุนุงุฏูŠ ุนุฏุฏ ุนุงุฏูŠ ุบูŠุฑ ู‡ูŠูƒ ุจุตูŠุฑ
352
00:40:19,260 --> 00:40:23,760
ุนุฏุฏ ุงู„ู…ุนุงุฏู„ุงุช ุฃู‚ู„ ู…ู† ุนุฏุฏ ุงู„ู…ุฌุงู‡ูŠู„ ุจุตูŠุฑ ุนู†ุฏูŠ ุนุฏุฏ
353
00:40:23,760 --> 00:40:32,040
ู„ุง ู†ู‡ุงุฆูŠ ู…ู† ุงู„ุญู„ูˆู„ ุทูŠุจ ู†ุฌูŠ ู†ุงุฎุฏ ูƒู…ุงู† ู…ุซุงู„ ูŠุจู‚ู‰
354
00:40:32,040 --> 00:40:34,900
ุงู„ู…ุซุงู„ ุฑู‚ู… ุงุชู†ูŠู† exactly two
355
00:40:40,600 --> 00:40:49,100
solve the system solve the system ุฎู„ุต ุงู„ system
356
00:40:49,100 --> 00:40:58,260
ุงู„ู„ูŠ ู‡ูˆ ุงุชู†ูŠู† x ูˆุงุญุฏ ู†ุงู‚ุต ุงุชู†ูŠู† x ุงุชู†ูŠู† ู†ุงู‚ุต
357
00:40:58,260 --> 00:41:07,320
x ุชู„ุงุชุฉ ุฒุงุฆุฏ x ุงุฑุจุนุฉ ุจูŠุณุงูˆูŠ ุฒูŠุฑูˆ ุงู„ู…ุนุงุฏู„ุฉ
358
00:41:07,320 --> 00:41:16,230
ุงู„ุชุงู„ูŠุฉ ู†ุงู‚ุต x ูˆุงุญุฏ ุฒุงุฆุฏ x ุงุชู†ูŠู† ุฒุงุฆุฏ x ุชู„ุงุชุฉ
359
00:41:16,230 --> 00:41:19,930
ู†ุงู‚ุต ุงุชู†ูŠู† x ุงุฑุจุน ุฒุงุฆุฏ x ุงุฑุจุน ุฒุงุฆุฏ x ุงุฑุจุน
360
00:41:19,930 --> 00:41:21,710
ุฒุงุฆุฏ x ุงุฑุจุน ุฒุงุฆุฏ x ุงุฑุจุน ุฒุงุฆุฏ x ุงุฑุจุน ุฒุงุฆุฏ x
361
00:41:21,710 --> 00:41:23,890
ุงุฑุจุน ุฒุงุฆุฏ x ุงุฑุจุน ุฒุงุฆุฏ x ุงุฑุจุน ุฒุงุฆุฏ x ุงุฑุจุน
362
00:41:23,890 --> 00:41:24,010
ุงุฑุจุน ุฒุงุฆุฏ x ุงุฑุจุน ุฒุงุฆุฏ x ุงุฑุจุน ุฒุงุฆุฏ x ุงุฑุจุน
363
00:41:24,010 --> 00:41:29,190
ุฒุงุฆุฏ x ุงุฑุจุน ุฒุงุฆุฏ x ุงุฑุจุน ุฒุงุฆุฏ x ุงุฑุจุน ุฒุงุฆุฏ x
364
00:41:29,190 --> 00:41:34,930
ุงุฑุจุน ุฒุงุฆุฏ x ุงุฑุจุน ุฒ
365
00:41:45,650 --> 00:41:51,590
-2x2 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4
366
00:41:51,590 --> 00:41:51,630
-2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4
367
00:41:51,630 --> 00:41:53,310
-2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4
368
00:41:53,310 --> 00:41:56,150
-2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4
369
00:41:56,150 --> 00:41:59,510
-2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4 - 2x4
370
00:42:08,180 --> 00:42:13,520
ุจุงู„ู†ุณุจุฉ ู„ู„ system ุงู„ู„ูŠ ุนู†ุฏู†ุง ุชุชูˆู‚ุนูˆุง ุฃู† ูŠูƒูˆู† ุนู†ุฏูŠ
371
00:42:13,520 --> 00:42:20,920
ุญู„ ุตูุฑูŠ ูู‚ุท ู„ุบูŠุฑ ู‚ุฏ ูŠูƒูˆู† ูˆู‚ุฏ ู„ุง ูŠูƒูˆู† ุทุจ ู…ู…ูƒู† ูŠูƒูˆู†
372
00:42:20,920 --> 00:42:29,930
ุนุฏุฏ ู„ุง ู†ู‡ุงุฆูŠ ู…ู†
401
00:45:12,220 --> 00:45:18,440
and R2 ุจุฏูŠ ุฃุจุฏู„ู‡ู… ูˆุงู„ุจุงู‚ูŠ ุจุฏูŠ ุฃุฎู„ูŠู‡ ู…ูƒุงู†ู‡ ุฒูŠ ู…ุง
402
00:45:18,440 --> 00:45:23,900
ูŠุจู‚ู‰ ุจูŠุฌูŠูƒูŠ ุนู†ุฏูƒ ู‡ู†ุง ู‡ุงูŠ ุณุงู„ุจ ูˆุงุญุฏ ูˆู‡ู†ุง ูˆุงุญุฏ ูˆู‡ู†ุง
403
00:45:23,900 --> 00:45:29,530
ูˆุงุญุฏ ูˆู‡ู†ุง ุณุงู„ุจ ุงุซู†ูŠู† ูˆู‡ู†ุง ุฒูŠุฑูˆ ู‡ู†ุง ุณุงู„ุจ ุงุซู†ูŠู†
404
00:45:29,530 --> 00:45:36,170
ุณุงู„ุจ ูˆุงุญุฏ ูˆุงุญุฏ ุตูุฑ ุซู„ุงุซุฉ ุณุงู„ุจ ุซู„ุงุซุฉ ูˆุงุญุฏ ุณุงู„ุจ ุณุชุฉ
405
00:45:36,170 --> 00:45:41,330
ุตูุฑ ู‡ู†ุง ุงู„ุตู ุงู„ุฑุงุจุน ูˆุงู„ุฃุฎูŠุฑ ุงุซู†ูŠู† ุณุงู„ุจ ุงุซู†ูŠู†
406
00:45:41,330 --> 00:45:49,590
ุตูุฑ ุณุงู„ุจ ุงุซู†ูŠู† ุตูุฑ ุจุงู„ุดูƒู„ ู‡ุฐุง ุงู„ุขู† ู‡ุฐุง ุจุนู…ู„
407
00:45:49,590 --> 00:45:53,870
ูƒุชุงุจุฉ ูŠุฑุฌู‰ ุจุงู„ุฏุงุฌุฉ ุนู„ู‰ ุงู„ุตู ุงู„ุฃูˆู„ ุฃูˆ ุงู„ุฃุฎูŠุฑ ูˆูƒู„ู‡
408
00:45:53,870 --> 00:46:00,220
ูุงุช ุจุณุงู„ุจ ูˆุงุญุฏ ูŠุจู‚ู‰ ุงูŠุด ุจุตูŠุฑ ุนู†ุฏู†ุง ู‡ู†ุง ุงู„ู„ูŠ ู‡ูˆ ุณุงู„ุจ
409
00:46:00,220 --> 00:46:06,200
ุฃุตูุงุฑ ูู‚ุท ู„ุง ุบูŠุฑ ูŠุจู‚ู‰ ุจุงู„ุตุจุญ ุงู„ู…ุตููˆูุฉ ุนู„ู‰ ุงู„ุดูƒู„
410
00:46:06,200 --> 00:46:13,480
ุงู„ุชุงู„ูŠ ูˆุงุญุฏ ุณุงู„ุจ ูˆุงุญุฏ ุณุงู„ุจ ูˆุงุญุฏ ุณุงู„ุจ ูˆุงุญุฏ ุณุงู„ุจ
411
00:46:13,480 --> 00:46:21,000
ูˆุงุญุฏ ุงุซู†ูŠู† ู‡ุฐู‡ ูู‚ุท ู„ุง ุบูŠุฑ ูˆู‡ุฐู‡ zero ูˆู‡ุฐู‡ ุงุซู†ูŠู†
412
00:46:21,000 --> 00:46:27,710
ุณุงู„ุจ ุงุซู†ูŠู† ุณุงู„ุจ ูˆุงุญุฏ ูˆุงุญุฏ ุซู„ุงุซุฉ ุณุงู„ุจ ุซู„ุงุซุฉ ูˆุงุญุฏ ุณุงู„ุจ ุณุชุฉ
413
00:46:27,710 --> 00:46:33,930
ุงุซู†ูŠู† ุณุงู„ุจ ุงุซู†ูŠู† ุตูุฑ ุณุงู„ุจ ุงุซู†ูŠู† ุตูุฑ ุตูุฑ ุตูุฑ
414
00:46:33,930 --> 00:46:40,770
ุจุงู„ุดูƒู„ ุงู„ู„ูŠ ุนู†ุฏู†ุง ุงู„ุขู† ุจุฏูŠ ุฃุนู…ู„ ุซู„ุงุซ ุฎุทูˆุงุช ู…ุฑุฉ
415
00:46:40,770 --> 00:46:47,850
ูˆุงุญุฏุฉ ู‡ุชุฎู„ู‚ ู‡ู†ุง ุตูุฑ ูˆู‡ู†ุง ุตูุฑ ูˆู‡ู†ุง ุตูุฑ ูŠุจู‚ู‰ ุณุงู„ุจ
416
00:46:47,850 --> 00:46:57,030
ุงุซู†ูŠู† R1 ุฅู„ู‰ R2 ูˆุฅู„ู‰ R4 ูŠุจู‚ู‰ ุจุฏุงุดูŠ ุฃู‚ูˆู„ู‡
417
00:46:57,030 --> 00:47:08,430
ู…ุง ูŠุฃุชูŠ ุจุฏูŠ ุขุฎุฐ ุณุงู„ุจ R1 to R2 and R4 ู„ู‡ ุฃุฑุจุนุฉ ูˆุจุนุฏ
418
00:47:08,430 --> 00:47:18,430
ู‡ูŠูƒ ุทุจุนุงู‹ ุณุงู„ุจ ุงุซู†ูŠู† ู‡ู†ุง ู‡ุฐู‡
419
00:47:18,430 --> 00:47:25,680
ุณุงู„ุจ ุงุซู†ูŠู† R1 ู„ู‡ุง ูˆุจุนุฏ ู‡ูŠูƒ ุณุงู„ุจ ุซู„ุงุซุฉ R1 two are
420
00:47:25,680 --> 00:47:32,140
three ูƒู„ู‡ ู…ุฑุฉ ูˆุงุญุฏุฉ ูŠุจู‚ู‰ ุงู„ุตู ุงู„ุฃูˆู„ ุฒูŠ ู…ุง ู‡ูˆ ูˆุงุญุฏ
421
00:47:32,140 --> 00:47:38,840
ุณุงู„ุจ ูˆุงุญุฏ ุณุงู„ุจ ูˆุงุญุฏ ุงุซู†ูŠู† zero ุงู„ุตู ุงู„ุซุงู†ูŠ ู‡ุฐุง ุตุงุฑ
422
00:47:38,840 --> 00:47:45,260
zero ูˆู‡ุฐุง ุถุฑุจุชู‡ ููŠ ุณุงู„ุจ ุงุซู†ูŠู† ุจุตูŠุฑ ู‡ู†ุง zero ูˆู‡ุฐุง
423
00:47:45,260 --> 00:47:50,200
ุถุฑุจุชู‡ ููŠ ุณุงู„ุจ ุงุซู†ูŠู† ุจุตูŠุฑ ู‡ู†ุง ูˆุงุญุฏ ูˆู‡ู†ุง ู‡ุฐุง ุจุตูŠุฑ
424
00:47:50,200 --> 00:47:56,160
ุณุงู„ุจ ุซู„ุงุซุฉ ูˆู‡ุฐู‡ zero ู‡ุฐุง ุถุฑุจุช ููŠ ุณุงู„ุจ ุซู„ุงุซุฉ ุจุตูŠุฑ
425
00:47:56,160 --> 00:48:02,740
zero ู‡ุฐุง ุจุตูŠุฑ ุซู„ุงุซุฉ ูˆุณุงู„ุจ ุซู„ุงุซุฉ ูƒู…ุงู† zero ู‡ุฐุง
426
00:48:02,740 --> 00:48:08,420
ุถุฑุจุช ููŠ ุณุงู„ุจ ุซู„ุงุซุฉ ุจุตูŠุฑ ุซู„ุงุซุฉ ูˆุงุญุฏ ุฃุฑุจุนุฉ ู‡ุฐุง ุณุงู„ุจ
427
00:48:08,420 --> 00:48:16,170
ุณุชุฉ ูˆุณุงู„ุจ ุณุชุฉ ุจุตูŠุฑ ุณุงู„ุจ ุฃุชู…ุงุดู‰ ูˆู‡ู†ุง zero ูˆู‡ุฐุง
428
00:48:16,170 --> 00:48:21,750
zero ู‡ู†ุง ูˆู‡ุฐุง ุฑุจุทู‡ ููŠ ุณุงู„ุจ ุงุซู†ูŠู† ุจุตูŠุฑ ู‡ู†ุง zero
429
00:48:21,750 --> 00:48:27,430
ูˆู‡ุฐุง ุจูŠุตูŠุฑ ู‡ู†ุง ุงุซู†ูŠู† ูˆู‡ุฐุง ุฑุจุทู‡ ููŠ ุณุงู„ุจ ุงุซู†ูŠู† ุจูŠุตูŠุฑ
430
00:48:27,430 --> 00:48:34,750
ุณุงู„ุจ ุฃุฑุจุนุฉ ูŠูุฌุฑ ุณุงู„ุจ ุณุชุฉ ูˆู‡ู†ุง ุงุซู†ูŠู† ูˆู‡ู†ุง zero ุงู„ู„ูŠ
431
00:48:34,750 --> 00:48:38,590
ู…ุงุตุงุฑุด ุนู†ุฏูŠ leading ู‡ู†ุง ูˆุงุญุฏ ุฃู…ุงู† ุทุงู„ุน ุตุงุฑ ููŠ
432
00:48:38,590 --> 00:48:43,150
ุฃุตูุงุฑ ุงู„ู„ูŠ ุจูŠุฌุฑู‘ุด ุฃุณูˆูŠ ููŠู‡ุง ุญุงุฌุฉ ุฅุฐุง ู…ุฏุงุฌูŠ ุนู„ู‰ ู…ูŠู†ุŸ
433
00:48:43,470 --> 00:48:51,110
ุนู„ู‰ ุงู„ุตู ุงู„ุซุงู„ุซ ูˆุงุถุฑุจู‡ ููŠ ุฑุจุน ุชู…ุงู…ุŸ ูŠุจู‚ู‰ ุจุงุฌูŠ
434
00:48:51,110 --> 00:48:58,430
ุจู‚ูˆู„ู‡ ู‡ู†ุง ุฃู†ุง ุจุฏูŠ ุฑุจุน ูู‡ุนุฑู ุซู„ุงุซุฉ ุจุตูŠู„ู‡ ุฅู†ู…ุง ูŠุนู†ูŠ
435
00:48:58,430 --> 00:49:05,250
ุงู„ู„ูŠ ู‡ูˆ ูˆุงุญุฏ ุณุงู„ุจ ูˆุงุญุฏ ุณุงู„ุจ ูˆุงุญุฏ ุงุซู†ูŠู† zero zero
436
00:49:05,250 --> 00:49:13,430
zero ูˆุงุญุฏ ุณุงู„ุจ ุซู„ุงุซุฉ zero ูˆู‡ู†ุง zero .. zero ..
437
00:49:13,430 --> 00:49:20,690
ูˆุงุญุฏ .. ูˆู‡ู†ุง ุณุงู„ุจ ุซู„ุงุซุฉ .. zero .. ูˆู‡ู†ุง zero ..
438
00:49:20,690 --> 00:49:29,030
zero .. ุงุซู†ูŠู† .. ุณุงู„ุจ ุณุชุฉ .. zero .. ุจุงู„ุดูƒู„ ู‡ุฐุง ุทุจ
439
00:49:29,030 --> 00:49:35,170
ุงูŠุด ุฑุฃูŠูƒ ุชุฎู„ุต ู…ู† ุงู„ุตู ุงู„ุซุงู„ุซ ูˆุงู„ุฑุงุจุน ู…ุฑุฉ ูˆุงุญุฏุฉ
440
00:49:35,170 --> 00:49:40,750
ู†ุจุฏุฃ ุฏูŠ ุนู„ู‰ ุงู„ุตู ุงู„ุซุงู†ูŠ ุฃุถุฑุจู‡ ููŠ ุณุงู„ุจ ูˆุงุญุฏ ูˆุฃุถูŠูู‡
441
00:49:40,750 --> 00:49:45,730
ู„ู„ุตู ุงู„ุซุงู„ุซ ูˆุงุถุฑุจู‡ ููŠ ุณุงู„ุจ ุงุซู†ูŠู† ูˆุฃุถูŠูู‡ ู„ู„ุตู
442
00:49:45,730 --> 00:49:55,130
ุงู„ุฑุงุจุน ูŠุจู‚ู‰ ุจุงู‚ูŠ ุจู‚ูˆู„ู‡ ู‡ู†ุง ุณุงู„ุจ R2 to
443
00:49:55,130 --> 00:50:03,750
R3 ูˆุณุงู„ุจ ุงุซู†ูŠู† R2 to R4 ุงู„ุดูƒู„ ุงู„ู„ูŠ
444
00:50:03,750 --> 00:50:08,860
ุนู„ูŠู‡ ู‡ุฐุง ูŠุจู‚ู‰ ุจุชุตุจุญ ุนู„ู‰ ุงู„ุดูƒู„ ุงู„ุชุงู„ูŠ ู‡ู†ุง ูˆุงุญุฏ ูˆู‡ู†ุง
445
00:50:08,860 --> 00:50:15,280
ุณุงู„ุจ ูˆุงุญุฏ ูˆู‡ู†ุง ุณุงู„ุจ ูˆุงุญุฏ ูˆู‡ู†ุง ุงุซู†ูŠู† ูˆู‡ู†ุง zero ูˆู‡ู†ุง
446
00:50:15,280 --> 00:50:23,140
zero zero ูˆู‡ู†ุง ูˆุงุญุฏ ุณุงู„ุจ ุซู„ุงุซุฉ ูˆู‡ู†ุง zero ูˆู‡ู†ุง zero
447
00:50:23,140 --> 00:50:29,480
zero zero zero ูˆู‡ู†ุง zero zero zero zero zero zero
448
00:50:29,480 --> 00:50:34,940
zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero zero
449
00:50:36,150 --> 00:50:43,210
ูƒู…ุงู† ุฎุทูˆุฉ ู‡ุฐุง ุงู„ system ู‡ู†ุง ุจุฏุฃ ุงู„ุญู„ ูŠุจู‚ู‰ ู‡ุฐุง ุจู‚ุฏุฑ
450
00:50:43,210 --> 00:50:55,790
ุฃุดูŠู„ู‡ ุจุงู„ุดูƒู„ ุฅู† ุฃู†ุง ุจุฏูŠ
451
00:50:55,790 --> 00:51:05,860
ุฃุถูŠู ุงู„ุตู ุงู„ุซุงู†ูŠ ู„ู„ุตู ุงู„ุฃูˆู„ ูŠุจู‚ู‰ R2 ูˆุงู„ู„ู‡ ุงูŠุด ุฑุฃูŠูƒ
452
00:51:05,860 --> 00:51:11,640
ุฅู†ูƒ ุฏู„ูˆู‚ุช ู†ุนู…ู„ู‡ู… ู„ูˆ ุนู…ู„ู†ุงู‡ุง ู…ุน ุงู„ุฎุทูˆุฉ ุงู„ุฃูˆู„ู‰ ู‡ุฐู‡
453
00:51:11,640 --> 00:51:19,540
ู„ู‡ุง ุจู„ุงุด ุฎุทูˆุฉ ุฌุฏูŠุฏุฉ and R2
454
00:51:19,540 --> 00:51:29,140
to R1 ูŠุจู‚ู‰ ู‡ุฐู‡ ุจุงู„ุตูŠุฑ zero ูˆู‡ุฐู‡ ุจุงู„ุตูŠุฑ ุณุงู„ุจ ูˆุงุญุฏ
455
00:51:29,140 --> 00:51:30,320
ูู‚ุท ุฏู‡ ุบูŠุฑ
456
00:51:35,780 --> 00:51:42,720
ุฃูƒุซุฑ ู…ู† ู‡ูŠูƒ ุจู†ู‚ุฏุฑ ู†ุนู…ู„ุŸ ู„ุฃ ูŠุจู‚ู‰ ุงู„ system ุจุฃุฑุจุน
457
00:51:42,720 --> 00:51:49,180
ู…ุนุงุฏู„ุงุช ุฅู„ู‰ ู…ูŠู† ุฅู„ู‰ ู…ุนุงุฏู„ุชูŠู† ุงู„ู…ุนุงุฏู„ุฉ ุงู„ุฃูˆู„ู‰ x
458
00:51:49,180 --> 00:51:56,960
ูˆุงุญุฏ ู†ุงู‚ุต x ุงุซู†ูŠู† ู†ุงู‚ุต x ุฃุฑุจุนุฉ ุจุฏู‡ ูŠุณุงูˆูŠ zero
459
00:51:56,960 --> 00:52:03,380
ูˆุงู„ู…ุนุงุฏู„ุฉ ุงู„ุซุงู†ูŠุฉ ุฃุตุจุญ x ูˆุงุญุฏ ุนู„ู‰ x ุซู„ุงุซุฉ
460
00:52:16,330 --> 00:52:24,200
ู…ุนุงุฏู„ุชูŠู† ููŠ ุฃุฑุจุนุฉ ู…ุฌุงู‡ูŠู„ ูŠุจู‚ู‰ ููŠุด ุฅู…ูƒุงู†ูŠุฉ ุฅู„ุง ุฃุญุท
461
00:52:24,200 --> 00:52:29,680
ู‚ูŠู…ุชูŠู† ู…ู† ุนู†ุฏูŠ ุชู…ุงู… ูŠุจู‚ู‰ ุจุนุฏูŠ ุฃุฎุชุงุฑ ุงู„ู„ูŠ ุจุฏูƒูŠู‡ุง ุฃูŠ
462
00:52:29,680 --> 00:52:34,080
ู‚ูŠู…ุฉ ุฃุญุทูŠู‡ุง ู…ู† ุนู†ุฏูƒ ูˆุฃุดูˆู ุงูŠุด ุงู„ู„ูŠ ุจุฏู‡ ูŠุญุตู„ ูŠุจู‚ู‰
463
00:52:34,080 --> 00:52:43,380
ุฃู†ุง ู„ูˆ ุฑูˆุญุช ุฌูŠุจ main goal put ู…ุซู„ุงู‹ x4 ุชุณุงูˆูŠ ุงู„ู„ูŠ
464
00:52:43,380 --> 00:52:52,290
ุจุฏูƒูŠู‡ุง x4 ู†ุญุทู‡ุง ุจูˆุงุญุฏ ุฃูˆ ุงู„ู€ x4 ุจู€ ax4 ุชุณุงูˆูŠ a ู…ุซู„ุงู‹
465
00:52:52,290 --> 00:53:03,290
and x2 ุชุณุงูˆูŠ b ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู†
466
00:53:03,290 --> 00:53:03,310
ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู†
467
00:53:03,310 --> 00:53:06,630
ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู†
468
00:53:06,630 --> 00:53:06,650
ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู†
469
00:53:06,650 --> 00:53:16,530
ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู† ู†ุญู†
470
00:53:21,350 --> 00:53:27,450
ูŠุจู‚ู‰ ุงู„ู€ x ุซู„ุงุซุฉ ูˆุงู„ู€ x ุฃุฑุจุนุฉ ู†ุญุทูˆู‡ุง ุจู€ A ูŠุจู‚ู‰ ุจุฏู‡
471
00:53:27,450 --> 00:53:37,990
ูŠุณุงูˆูŠ ุซู„ุงุซุฉ A ูŠุจู‚ู‰ ุฃุตุจุญ that solution is x ูˆุงุญุฏ x
472
00:53:37,990 --> 00:53:45,850
ุงุซู†ูŠู† x ุซู„ุงุซุฉ x ุฃุฑุจุนุฉ ุชุณุงูˆูŠ x ูˆุงุญุฏ ุงู„ู„ูŠ ู‡ูŠ ุจู‚ุฏุงุด
473
00:53:45,850 --> 00:53:59,850
ุทู„ุนู†ุงู‡ุง a ุฒุงุฆุฏ ุงู„ู€ b x2 ุญุทูŠู†ุงู‡ุง b x3 ุซู„ุงุซุฉ a x4 ุฏูŠ
474
00:53:59,850 --> 00:54:06,490
a ุจุงู„ุดูƒู„ ุงู„ู„ูŠ ุนู†ุฏู†ุง ูŠุจู‚ู‰ ู‡ุฐุง ุฃุตุจุญ ุงู„ุญู„ ุทุจ ู‡ู„ ู‡ุฐุง
475
00:54:06,490 --> 00:54:11,810
ูŠุญุชูˆูŠ ุนู„ู‰ ุงู„ู€ trivial solution ุงู„ุฅุฌุงุจุฉ ู†ุนู… ุญุทูŠุช
476
00:54:11,810 --> 00:54:12,990
ู‚ูŠูˆุฏ ุนู„ู‰ a ูˆb
477
00:54:16,070 --> 00:54:22,410
ุจุญุตู„ ุนู„ู‰ ุญู„ ุงู„ุตูุฑูŠ ุฅุฐุง
478
00:54:22,410 --> 00:54:31,390
ุตุงุฑ ุนู†ุฏูŠ ุนุฏุฏ ู„ุง ู†ู‡ุงุฆูŠ ู…ู† ุงู„ุญู„ูˆู„ system has
479
00:54:31,390 --> 00:54:41,510
infinite number of solutions
480
00:54:42,440 --> 00:54:54,640
that is this system this system is consistent
481
00:54:54,640 --> 00:54:58,600
ู„ุงุฒู„ู†ุง
482
00:54:58,600 --> 00:55:03,400
ููŠ ู†ูุณ ุงู„ section ูˆู„ู…ุง ู†ู†ุชู‡ูŠ ุจุนุฏ ู„ู„ู…ุฑุฉ ุงู„ู‚ุงุฏู…ุฉ
483
00:55:03,400 --> 00:55:05,080
ุฅู† ุดุงุก ุงู„ู„ู‡ ุชุนุงู„ู‰