2015-12-02 Jennifer Scott Version 1.3.1. Fix error in user documentation - In method section, IACT=4 is used to obtain P_R, not P_L. 2014-02-12 Jennifer Scott Version 1.3.0. Fix minor bug regarding printing. 2013-03-26 Jonathan Hogg Version 1.2.0. FD15 calls replaced with F95 intrinsics. 2005-02-22 Version 1.1.0. FD05 dependence changed to FD15. 2004-07-12 Version 1.0.0. Version numbering added. 2001-03-29 Threadsafe version of MI04