NMath 6.2 could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The program lies within Development Tools, more precisely IDE. The actual developer of the software is CenterSpace Software.
NMathLicensing.exe is the common file name to indicate the NMath installer. We cannot guarantee that the program is safe to download as it will be downloaded from the developer's website. Before launching the program, check it with any free antivirus software. The most popular versions among the program users are 6.2, 6.1 and 6.0. The program is sometimes referred to as "NMath Source", "NMath Eval".
From the developer:
The NMath .NET math library contains foundational classes for object-oriented numerics on the .NET platform. It includes a variety of functions and codes for polynomial encapsulation, interpolation, and exact differentiation and integration. It also has functions to perform numerical methods, linear algebra, Fast Fourier Transforms, etc.
You may want to check out more software, such as NMath Stats, which might be similar to NMath.