25 Math libraries and projects

GLM
8.4 8.7 L1 C++Headeronly C++ math library that matches and interoperates with OpenGL's GLSL math. [MIT] 
OpenBLAS
8.2 9.2 FortranAn optimized BLAS library based on GotoBLAS2 1.13 BSD version. [BSD 3clause] website 
Eigen
7.1 A highlevel C++ library of template headers for linear algebra, matrix and vector operations, numerical solvers and related algorithms. [MPL2] 
ceressolver
6.4 8.6 L1 C++C++ library for modeling and solving large complicated nonlinear least squares problems from google. [BSD] 
NT2
5.0 5.6 C++A SIMDoptimized numerical template library that provides an interface with MATLABlike syntax. [Boost] 
LibTomMath
4.6 8.0 L2 CA free open source portable number theoretic multipleprecision integer library written entirely in C. [PublicDomain & WTFPL] website 
GMTL
4.5 0.0 L1 C++Graphics Math Template Library is a collection of tools implementing Graphics primitives in generalized ways. [GPL2] 
TinyExpr
4.1 1.2 L4 Ctiny recursive descent expression parser, compiler, and evaluation engine for math expressions 
ExprTK
3.9 4.1 L1 C++The C++ Mathematical Expression Toolkit Library (ExprTk) is a simple to use, easy to integrate and extremely efficient runtime mathematical expression parser and evaluation engine. [CPL] 
muparser
3.0 6.2 L1 C++muParser is an extensible high performance math expression parser library written in C++. [MIT] 
Boost.Multiprecision
2.7 6.9 L1 C++provides higherrange/precision integer, rational and floatingpoint types in C++, headeronly or with GMP/MPFR/LibTomMath backends. [Boost] 
Wykobi
2.4 0.7 C++A C++ library of efficient, robust and simple to use C++ 2D/3D oriented computational geometry routines. [MIT] 
Versor
1.9 0.0 ObjectiveCA (fast) Generic C++ library for Geometric Algebras, including Euclidean, Projective, Conformal, Spacetime (etc). 
Xerus
1.4 6.0 C++A general purpose library for numerical calculations with higher order tensors, TensorTrain Decompositions / Matrix Product States and other Tensor Networks 
Armadillo
 A high quality C++ linear algebra library, aiming towards a good balance between speed and ease of use. The syntax (API) is deliberately similar to Matlab. [MPL2] 
GMP
 A C/C++ library for arbitrary precision arithmetic, operating on signed integers, rational numbers, and floatingpoint numbers. [LGPL3 & GPL2]
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