Cosine function

From: Lal Date: April 03, 1996 technical Source: cognigencorp.com
From LAL@umbc2.umbc.edu Wed Apr 3 13:19:53 1996 Subject: Cosine function Hi! How do you enter a cosine function in the NONMEM control file? COS and DCOS do not work -- I get an error mesaage saying "Undefined Variable". Thanks Ritu A. Lal