Power R←X*Y

Y must be a numeric array.  X must be a numeric array.  R is numeric.  The value of R is X raised to the power of Y.

If Y is zero, R is defined to be 1.

If X is zero, Y must be non-negative.

In general, if X is negative, the result R is likely to be complex.

Examples

      2*2 ¯2
4 0.25
 
      9 64*0.5
3 8
 
      ¯27*3 2 1.2 .5
¯19683 729 ¯42.22738244J¯30.67998919 0J5.196152423