.\"returns the square root of a float .DT sqrt $MUDNAME$ driver help sqrt .SH Name .SI 5 sqrt() - returns the square root of a float .EI .SH Synopsis .SI 5 float sqrt( float f ); int sqrt( int f ); .EI .SH Description .SP 5 5 sqrt() returns the non-negative square root of its argument, `f'. The value of `f' must not be negative. On Divided Sky, this function works on integer arguments too. .EP .SH See also .SI 5 exp(), log(), pow() .EI