Blog (mostly math)

Post

\[{ \Large \boxed{ {\begin{aligned} &\textbf{IMAGINAL ACTS} \\ &\textbf{influence the mind.} \end{aligned}} } }\] Read more

BITS CS-1 Intro Programming

Ref: Coursera - BITS Computer Science Courses. Link to Coursera - BITS page: Link. Link to Coursera - BITS BSc CS page: Link Introduction to Programming Link to the course page: Link. [Course Introduction] We will use the C language. Read more

Udacity Intro Programming-3 Intro Python-2

Introduction to Programming Updated: 7/4/26 Link to Udacity subscription: Link. Link to Udacity course: Link. All rights of the (often wonderful) images found in these notes go to Udacity unless explicitly noted. We will learn the foundations of four of the most popular languages: HTML, CSS, Javascript, and Python. \[{ \underline{\textbf{I... Read more

Exponentiation ${ x ^a }$

[Link to Stackexchange post: Link] Ref: “A Course of Pure Mathematics” by Hardy. [Product to Sum] Note that computing sums is easier than computing products. Can we have a nice bijective function ${ f : (0, \infty) \to \mathbb{R} }$ such that equations “${ x y = z }$” in ${ (0, \infty) }$ give equations “${ f(x) + f(y) = f(z) }$” in ${ \... Read more

Irrationality of Pi

Ref: “A simple proof that ${ \pi }$ is irrational” by Niven. Link to paper: Link. Math StackExchange posts here, here. Updated: 15/3/26 Belated Happy ${ \pi }$ Day! [Inner product of a polynomial with ${ \sin(x) }$] Let ${ P(x) }$ be a polynomial. Note that \[{ \small {\begin{aligned} &\, \underline{\int P(x) \si... Read more