x^y for complex x and integer y is now computed by repeated squaring. For general y the result is computed by ^y*^.x as before. For example:

   0j1 ^ i.5 4
1 0j1 _1 0j_1
1 0j1 _1 0j_1
1 0j1 _1 0j_1
1 0j1 _1 0j_1
1 0j1 _1 0j_1