Linear algebra: projecting a vector along another one, matrix method.
The tutor shows an example of a projection from one dimension into another. Let’s imagine we …
Linear algebra: projecting a vector along another one, matrix method. Read more →
matrix algebra
Linear algebra: cofactors, signed minors
The tutor defines cofactor (aka signed minor) with an example. In my post from Nov 24, …
Spreadsheets: finding the determinant of a matrix using Excel
The tutor tells how to have Excel evaluate a determinant for you. Here’s how: Key in …
Spreadsheets: finding the determinant of a matrix using Excel Read more →