Open-source cross-platform symbolic algebra library for C# and F#. Can be used for both production and research purposes.
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Large collection of number systems providing custom arithmetic for mixed-precision algorithm development and optimization for AI, Machine Learning, Computer Vision, Signal Processing, CAE, EDA, control, optimization, estimation, and approximation.
A big integer library for JavaScript
Extended precision integer C++ library
High-performance pure C# arbitrary-precision arithmetic: BigInt, BigRational and correctly-rounded Real. No native dependencies.
C library for arbitrary-precision integer and rational computation.