LaTeX templates and examples — Math

Übung: Lineare Gleichungssysteme

Perusanalyysi.

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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)

Latex Template for mathematical proof homework

A Statistics paper on Correlation and Linear Relationships.