NAME¶

rewriter - demodulate terms

SYNOPSIS¶

rewriter <demodulators-file> < <terms-file> > <rewritten-terms-file>

DESCRIPTION¶

This manual page documents briefly the rewriter command.

Rewrite a stream of terms with a list of demodulators. The demodulators are used left-to-right as given, and they are not checked for termination.

SYNTAX¶

The file of demodulators contains optional commands then a list of demodulators. The commands can be used to declare infix operations and associativity/commutativity. Example file of demodulators:

    op(400, infix, ^).
    op(400, infix, v).
    assoc_comm(^).
    assoc_comm(v).
    formulas(demodulators).
    x ^ x = x.
    x ^ (x v y) = x.
    x v x = x.
    x v (x ^ y) = x.
    end_of_list.

SEE ALSO¶

prover9(1), mace4(1).
Full documentation for rewriter is found in the prover9 manual, available on Debian systems in the prover9-doc package at /usr/share/doc/prover9-doc/manual/index.html.

AUTHOR¶

rewriter was written by William McCune <mccune@cs.unm.edu>

This manual page was written by Peter Collingbourne <peter@pcc.me.uk>, for the Debian project (but may be used by others).