Reference

prover9-mace4(1) on Linux

The text d188af7d943a, as Debian 10 (Buster), Debian 9 (Stretch), Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze) shipped it. The page shows this text now.

graphical theorem prover interface for Prover9 and Mace4

prover9-mace4(1) on Linux now