About Notes

Date: 27 April 2017

These are mainly notes to myself (i.e., Siddhartha Gadgil) but are shared in case they are useful.

Overview Topics

Date: 28 April 2017


Linear Algebra

Least-Squares fitting

Date: 03 May 2017

The Optimization problem

Consider a collection of points in the plane, or more generally in $R^n$. In many cases, we want to find the line that is closest to this collection of points - or more generally the plane, or affine space of a fixed dimension. Two common reasons for this are:

Duality and Inner Products

Date: 07 February 2018

Dual space

Duality in Euclidean spaces

Bilinear and Quadratic forms

Date: 08 February 2018

Bilinear and Quadratic forms