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The C Users' Group Library 1994 August
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wc-cdrom-cusersgrouplibrary-1994-08.iso
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vol_200
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266_01
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mathlib.h
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1989-05-05
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/* General Math Library File: MATHLIB.H
18 Nov 1986 */
double Exp10 (int N); /* return 10 ** N */
int Isin (char Dir); /* integer sine from direction H or V */
int Icos (char Dir); /* integer cosine from direction H or V */
int Sign (int X); /* return 1 with sign of X */