View Single Post
Old 2020-10-06, 08:12   #8
Chris Card
 
Chris Card's Avatar
 
Aug 2004

8216 Posts
Default

For what it's worth, here's my C++ implementation of block lanczos that I wrote a few years ago, based on Montgomery's paper:
https://github.com/ChrisCGH/factor-b...ockLanczos.cpp
Chris Card is offline   Reply With Quote