最近的
-------------------------------------------------------------- This is all preamble stuff that you don't have to worry about. Head down to where it says "Start here" --------------------------------------------------------------
Discret Hartley Transform is a unitary transform although its proof is hard to find in the Web. This short note explains that the Discrete Hartley Transform is an involution, which implies that this transform is unitary indeed.
Some notes on combinatorics
Cramer's rule is usually explained by cofactor expansion of determinant. This note explains two alternative and simple proofs.
Notes on quadratic functions for Mathematics Standard Level (Hey Mr.Zamar)
A Statistics paper on Correlation and Linear Relationships.
A solution for CSI500 project 3
trabajo realizado para la cátedra de señales y sistemas
Math 206 homework
\begin
Discover why 18 million people worldwide trust Overleaf with their work.