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Numerical Recipes - The Art of Scientific Computing
- The famous book. Algorithms available in Fortran, C, and C++.
- A Second Edition of the C version is available here.
- Numerical Recipes 2nd ed. ANSI C++ Files
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Awesome Scientific Computing - Curated list of awesome software for numerical analysis
- Scientific computing and numerical analysis are research fields that aim to provide methods for solving large-scale problems from various areas of science with the help of computers.
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meshio - I/O for various mesh formats
- By Nico Schlömer. There are various mesh formats available for representing unstructured meshes. meshio can read and write a lot of them, and can convert among them.
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quadpy - Numerical integration (quadrature, cubature) in Python
- By Nico Schlömer. More than 1500 numerical integration schemes for line segments, circles, disks, triangles, quadrilaterals, spheres, balls, tetrahedra, hexahedra, wedges, pyramids, n-spheres, n-balls, n-cubes, n-simplices, and the 1D/2D/3D/nD spaces with weight functions exp(-r) and exp(-r2) for fast integration of real-, complex-, and vector-valued functions.
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optimesh - Mesh optimization, mesh smoothing
- By Nico Schlömer. Several mesh smoothing/optimization methods with one simple interface. Only works for triangular meshes