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Mathematics

mathematics

Great Reads

Exploring Computational Number Theory (Part 1)

by William Hey

Classical number theories

Simulator 6 Axis Articulated Robots

by jurhas

A small simulator for a 6 axis articulated robot

A BigFloat Library in C#

by Ryan Scott White

A C# struct/class library for large Floating-Point numbers

C# Poisson Cumulative Distribution for large Lambdas

by Gunnar S

Implementation of the Poisson Cumulative Distribution function for large Lambdas

Latest Articles

A BigFloat Library in C#

by Ryan Scott White

A C# struct/class library for large Floating-Point numbers

Acoustic Radiation Impedance

by Kenneth Haugland

Radiation from rectangular, circle and elliptic - shaped openings

A Generic Implementation of Dijkstra’s Smoothsort in C#

by JorgeLuisOrejel

This article describes the implementation of Dijkstra's Smoothsort as a generic sorting algorithm in C#.

Complex Math Parser and Evaluator in VB.NET

by Xavier Junqué i de Fortuny

Reduces/evaluates a real/complex math expression

All Articles

Mathematics

Maths in IT #2: Venn diagrams

9 Nov 2015 by Sander Rossel

Using Venn diagrams to visualize sets.

Empirical Pseudopotential

21 Jul 2021 by aroman

This blog entry shares a project that computes the band structure of a crystal having the diamond/zincblende structure, for various elements.

Nuclear Magnetic Resonance and Fourier Transform

21 Jul 2021 by aroman

In this post we introduce the Fourier Transform and hint about some of its usages.

Lattice Boltzmann

21 Jul 2021 by aroman

In this post I explore Lattice Boltzmann methods and build a related project

Tackling Andrica's conjecture

21 Jul 2021 by rtybase

Andrica's conjecture is one of those mathematical statements which are extremely easy to formulate, but complicated to prove.

Another Probability Problem

9 Jun 2013 by rtybase

Another probability problem

Another Number Theory Problem

21 Jul 2021 by rtybase

Another number theory problem

Integer Overflow in Hearthstone

30 Jul 2014 by Grant Curell

Integer Overflow in Hearthstone

Density Functional Theory

21 Jul 2021 by aroman

In this article I briefly explore Density Functional Theory

Time Evolving Block Decimation

21 Jul 2021 by aroman

The subject of this post is Time-Evolving Block Decimation.

Density Matrix Renormalization Group

21 Jul 2021 by aroman

In this post I implement a Density Matrix Renormalization Group program.

The Hartree-Fock program

21 Jul 2021 by aroman

In this article I discuss and make a program about Hartree-Fock.

Linear Regression

17 Jul 2023 by rtybase

Discussion of linear regression

machine-learning

Factoring Big Numbers and RSA

7 Aug 2012 by rtybase

A short article showing how not to RSA

More maths from IMO 2011

9 Aug 2012 by rtybase

Solution to a Math problem.

Calculating the Factorial of a Number in Delphi: Recursive and Iterative Methods

28 Dec 2012 by User 8984948

The purpose here is not the mathematical stuff, but to provide two implementations of the factorial of a number in Delphi (Object Pascal).

Tackling Andrica's Conjecture - Part 3

21 Jul 2021 by rtybase

Andrica's conjecture is one of those mathematical statements which are extremely easy to formulate, but complicated to prove. This is my third attempt.

Round Up A Number to the Greatest 10s Place

24 Jul 2014 by Tharaka MTR

How to round up a number to the greatest 10s place

Golden Ratio, Fibonacci Numbers and ... Another Sequence

21 Jul 2021 by rtybase

Question about iterated function a(n)=⌊nϕ+0.5⌋

Relaxation Method

21 Jul 2021 by aroman

This post is about the relaxation method combined with a multigrid method applied on the Laplace equation.

Maths in IT #1: Basic Set Theory

4 Nov 2015 by Sander Rossel

A simple introduction to set theory

Maths in IT #3: Algebra of sets

16 Nov 2015 by Sander Rossel

An introduction to algebra and algebra of sets.

Solving Poisson Equation

21 Jul 2021 by aroman

This post also introduces VTK, The Visualization Toolkit

Calculating Square Root using Newton’s Iterative Method

29 Jul 2015 by User 11633146

How to calculate square root using Newton's iterative method

Ray Tracing

28 Jul 2021 by aroman

A ray tracing project

“Trits” Instead of “bits” – A Short Introduction to Balanced Ternary

19 Dec 2014 by Artem Los

“Trits” instead of “bits” – A short introduction to balanced ternary

My God, It’s Full Of Stars: And then there was CMake

13 Mar 2019 by thoughts-on-coding

Welcome back at the 2nd part of the n-body-problem series. With the first post we had a short view on the equations of motion we need to calculate the position in space of a point mass. This time we need to conclude our equations and create a minimum project setup. I would like to use […]

Cellular Automata Meets Putnam Problem

30 May 2020 by Mohammad Nasirifar

This is the story of how my early undergrad years obsession with cellular automata met a problem in the 2000 Putnam Competition that I was doing for fun