RefreshNotes: C Math Trigonometric Functions

Trigonometric Functions:
arg - floating point value representing an angle in radians

sin	double sin( double arg );
sinf(C99)	float sinf( float arg );
sinl(C99)	long double sinl( long double arg );
cos	double cos( double arg );
cosf(C99)	float cosf( float arg );
cosl(C99)	long double cosl( long double arg );
tan	double tan( double arg );
tanf(C99)	float tanf( float arg );
tanl(C99)	long double tanl( long double arg );
asin	double asin( double arg );
asinf(C99)	float asinf( float arg );
asinl(C99)	long double asinl( long double arg );
acos	double acos( double arg );
acosf(C99)	float acosf( float arg );
acosl(C99)	long double acosl( long double arg );
atan	double atan( double arg );
atanf(C99)	float atanf( float arg );
atanl(C99)	long double atanl( long double arg );
atan2	double atan2( double arg );
atan2f(C99)	float atan2f( float arg );
atan2l(C99)	long double atan2l( long double arg );