Deletion of RegularChains

Comment: in the absence of in-depth secondary sources about this package putting it into context with other software for the same topic. Even with such sources, most or all of the present text would have to be removed or rewritten, so  is in play as well. I'm not a big fan of  in general, but this seems to be a prime case where that part of policy is justified
Stance: delete
Cited policy: Wikipedia:Blow it up and start over (WP:TNT||WP:NOTHOWTO)