A | |||
acos -- arc cosine function ( ) | |||
acosh -- inverse hyperbolic cosine function ( ) | |||
asin -- arc sine function ( ) | |||
asinh -- inverse hyperbolic sine function ( ) | |||
atan2 -- arc tangent function of two variables ( ) | |||
atan -- arc tangent function of one variable ( ) | |||
atanh -- inverse hyperbolic tangent function ( ) |