Mathematics

Coolmath offers free online math lessons, games and activities, including algebra and precalculus topics.

3Blue1Brown explains mathematics through visual lessons on linear algebra, calculus, neural networks, topology and other topics.

Paul's Online Math Notes provides free, downloadable notes for algebra, calculus and differential equations.

A curated GitHub list collects mathematics resources for browsing and further study.

Calculus Made Easy presents Silvanus P. Thompson's calculus text and explanations for learning calculus.

This repository explains popular machine learning algorithms with MATLAB and Octave code examples and mathematics.

SchoolYourself offers interactive online math videos, lessons, and tutoring, with blog and account links.

neutriNote offers plaintext notes with Markdown and math support, plus storage designed for synchronization.

Project Euler offers mathematical and computational problems for users to solve and learn from.

TU Wien shares news and information about study, research, cooperation, and university services.

Mathplanet provides free high-school courses in pre-algebra, Algebra 1, Algebra 2 and geometry.

OpenVSP creates 3D aircraft models from common engineering parameters for processing into formats used in engineering analysis.

The MaRDI portal helps users discover, document, and share mathematical research data.

Algebra Rules explains basic algebra rules with examples and explanations.

Wolfram Alpha computes answers across math, science, history, geography, engineering, finance and other subjects using its knowledge base.

Wolfram MathWorld contains more than 13,000 illustrated mathematics entries with interactive examples.

Smartschool provides an AI math tutor for K-12 students to use during practice.

OSSU Math lays out a complete self-taught mathematics curriculum using online learning materials.

A mathematics study plan organizes core subjects and offers guidance on how to study them, from precalculus onward.

The stdlib project provides a numerical library for JavaScript and TypeScript applications.

Murdoch University provides information about scholarships and describes its history as the second university established in Perth.

LibreTexts Mathematics provides curated textbook materials that readers can use directly or adapt into customized remixes.

MathURLs gathers mathematics news from multiple websites in one place.

École Normale Supérieure in Paris combines research and higher education, preparing students for teaching and research careers.