The macros are said, in Milne’s guide to be among the most commonly used, despite their sub-optimal syntax.
The macros are distributed as part of the xy-pic bundle.
The authors are Kristoffer H. Rose and Ross Moore. The package is Copyright © 1991-1997 Kristoffer H. Rose.
License: gpl2 Version: 3.4 Catalogued: 2015-08-03