3 commits

Author	SHA1	Message	Date
ceriel	78f0107cb8	only change sign when value is not 0	1988-06-29 16:34:40 +00:00
ceriel	8ee3542787	Added copyright notices	1988-04-07 11:40:46 +00:00
ceriel	8a96f95c59	Initial revision	1988-04-07 10:57:49 +00:00