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d_atan.c
Go to the documentation of this file.00001 #include "f2c.h"
00002
00003 #ifdef KR_headers
00004 double atan();
00005 double d_atan(x) doublereal *x;
00006 #else
00007 #undef abs
00008 #include "mathh.h"
00009 double d_atan(doublereal *x)
00010 #endif
00011 {
00012 return( atan(*x) );
00013 }