<story><title>Getting started with linear algebra</title><url>https://hadrienj.github.io/posts/Deep-Learning-Book-Series-Introduction/</url></story><parent_chain><item><author>geokon</author><text>Where is the text? Or is this an advertisement for a book?&lt;p&gt;Since this might get the right eyeballs here:&lt;p&gt;1. Does anyone have a good intuitive explanation for the meaning of the transpose operation? It seems to tie into a central symmetry between columns and rows (or equations and variables) that I&amp;#x27;m having trouble articulating for myself&lt;p&gt;2. Why does every linear algebra book have a chapter on norms? It&amp;#x27;s always so incredibly boring and esoteric and I still haven&amp;#x27;t hit a situation where it&amp;#x27;s strictly necessary. The 2-norm seem adequate for most situations and comes out naturally from the least squares problem&lt;p&gt;PS: Strang is great. Meyer&amp;#x27;s &amp;quot;Matrix analysis and applied linear algebra&amp;quot; is even better (but more advanced)</text></item></parent_chain><comment><author>MichaelAO</author><text>Check out Better Explained for a good intuitive guide to linear algebra (among other things): &lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;betterexplained.com&amp;#x2F;articles&amp;#x2F;matrix-multiplication&amp;#x2F;&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;betterexplained.com&amp;#x2F;articles&amp;#x2F;matrix-multiplication&amp;#x2F;&lt;/a&gt;</text></comment>
<story><title>Getting started with linear algebra</title><url>https://hadrienj.github.io/posts/Deep-Learning-Book-Series-Introduction/</url></story><parent_chain><item><author>geokon</author><text>Where is the text? Or is this an advertisement for a book?&lt;p&gt;Since this might get the right eyeballs here:&lt;p&gt;1. Does anyone have a good intuitive explanation for the meaning of the transpose operation? It seems to tie into a central symmetry between columns and rows (or equations and variables) that I&amp;#x27;m having trouble articulating for myself&lt;p&gt;2. Why does every linear algebra book have a chapter on norms? It&amp;#x27;s always so incredibly boring and esoteric and I still haven&amp;#x27;t hit a situation where it&amp;#x27;s strictly necessary. The 2-norm seem adequate for most situations and comes out naturally from the least squares problem&lt;p&gt;PS: Strang is great. Meyer&amp;#x27;s &amp;quot;Matrix analysis and applied linear algebra&amp;quot; is even better (but more advanced)</text></item></parent_chain><comment><author>weavie</author><text>Click on the numbered headings. They don&amp;#x27;t look like links, but take you to the text for that section.</text></comment>