IF/Prolog V5.3 Manual

MINERVA superseeded IF/Prolog. Please see http://www.ifcomputer.co.jp/MINERVA for details.

We discontinued to sell IF/Prolog Dec 31. 2003. Dedicated technical support for IF/Prolog ended Dec 31 2008. This site is maintained as a community service only.

At present IF/Prolog V5.3 is available only for Windows.