No joke. C source code from a employee in 2001 in Ren tech. I also found a bunch of research papers from another researcher at the firm. This is of James Simmons fame

https://github.com/silpol/mrsync

https://captainyc.github.io/research.html

Just follow these research names of RenTech via Linked In. This shows what kind of projects they worked on before joining the hedge fund.

Tyler Olsen from MIT

https://github.com/tjolsen

 

also;

Blaze is an open-source, high-performance C++ math library for dense and sparse arithmetic. With its state-of-the-art Smart Expression Template implementation Blaze combines the elegance and ease of use of a domain-specific language with HPC-grade performance, making it one of the most intuitive and fastest C++ math libraries available. https://bitbucket.org/blaze-lib/blaze/src

 

Research

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