A Python scikit for building and analyzing recommender systems

LibRec: A Leading Java Library for Recommender Systems, see

A curated list of community detection research papers with implementations.

A modern computer algebra library for Python and Rust.

FLINT (Fast Library for Number Theory)

☕ Symja - computer algebra language & symbolic math library. A collection of popular algorithms implemented in pure Java.

LinearSolve.jl: High-Performance Unified Interface for Linear Solvers in Julia. Easily switch between factorization and Krylov methods, add preconditioners, and all in one interface.

High-performance and differentiation-enabled nonlinear solvers (Newton methods), bracketed rootfinding (bisection, Falsi), with sparsity and Newton-Krylov support.

A Pytorch implementation of "Splitter: Learning Node Representations that Capture Multiple Social Contexts" (WWW 2019).

A scalable implementation of "Learning Structural Node Embeddings Via Diffusion Wavelets (KDD 2018)".

Number theory: primes, arithmetic functions, modular computations, special sequences

Reference implementation of Diffusion2Vec (Complenet 2018) built on Gensim and NetworkX.

An implementation of "Community Preserving Network Embedding" (AAAI 2017)

A sparsity aware implementation of "Binarized Attributed Network Embedding" (ICDM 2018).

Source code for the book "Quantum Computing for Programmers", Cambridge University Press

A sparsity aware and memory efficient implementation of "Attributed Social Network Embedding" (TKDE 2018).

Rings: efficient JVM library for polynomial rings

RSA primes numbers /RSA/CTFs

An alternative implementation of Recursive Feature and Role Extraction (KDD11 & KDD12)

Scripts that illustrate basic cryptography concepts based on Coursera Standford Cryptography I course and more.