exvecToo

ExVecToo is a software library and analysis tool for mathematically probing algorithms and software. Developed by the University of California, Berkeley, it is used primarily to test the robustness and accuracy of scientific computing software. ExVecToo stands for "exercise vector" tool, which reflects its purpose of exercising and testing the behavior of algorithms under typical and atypical conditions.

The ExVecToo tool is designed to simplify the testing process for software developers, particularly those working in high-performance scientific computing and numerical analysis. It is capable of generating and exercising a wide range of vectors, including those used for linear algebra operations, as well as matrix decompositions, eigensolvers, and singular value decompositions.

ExVecToo's key functionality lies in its ability to perform detailed analysis of algorithms and identify potential issues, such as divergence and instability, based on vector generation and testing. The tool is specifically tailored to support various software frameworks and libraries, facilitating a broad range of operations that can help developers identify and solve bugs or test the accuracy and performance of their algorithms.

Researchers and developers use ExVecToo in various fields such as astrophysics, computational fluid dynamics, and numerical methods. A significant advantage of ExVecToo is that it is open-source, allowing registered users to modify the source code for their specific needs and collaborate on its development. By offering this comprehensive analysis and testing capability, ExVecToo helps ensure that mathematical software remains robust and reliable under a diverse range of input conditions.