Alt-Ergo is an automatic prover of mathematical formulas used behind software verification tools such as Frama-C, SPARK, Why3, Atelier-B and Caveat.

Usage of the command-line:

alt-ergo [options] <file.why>

Usage of the GUI:

altgr-ergo [options] <file.why>

Usage of the satML plugin; an alternative SAT solver based on miniSAT:

alt-ergo -sat-plugin satML-plugin.cmxs [other-options] <file.why>

Usage of the FM-Simplex plugin, an alternative to Fourier-Motzkin algorithm for linear integer arithmetic

alt-ergo -inequalities-plugin fm-simplex-plugin.cmxs [other-options] <file.why>

Usage of the command-line with FPA reasoning:

alt-ergo -use-fpa -prelude fpa-theory-2017-01-04-16h00.why [other-options] <file.why>