matrix column, as shown in the annotations of the column headings in Figure 1. y is the chapter number within the specified notebook. It is the same as the row number in the matrix which is to generate the material for the chapter. z is a mini-document number within the chapter (row). This allows for the generation of a
After purchasing a new laptop computer or battery for your laptop, we recommend that the battery be charged for no less than 24-hours. A 24-hour charge makes sure the battery is fully charged and helps with the battery's life expectancy. Once it is fully charged, you should not discharge it fully, if possible. Lithium-ion batteries (the type used in modern laptop computers) are strained, and may be weakened, when they are fully discharged.
Updated: 05/09/2017 by. After the laptop has gone through a full single charge and the power adapter is unplugged, the average life of a laptop battery can be anywhere between one and six hours. This time is dependent on the battery, its capacity (mAH), what's being done on the laptop, and how old the battery is.