* Exponential

One-argument form  See also two-argument form Power

Returns the mathematical constant e (approximately 2.718) raised to the power of the right argument.

             * 1
       2.718281828                   (e to the power of 1 is e itself)
             * 2
       7.389056099                   (e squared)
             *⍳3                     (e to the power 1 2 3)
       2.718281828 7.389056099 20.08553692
             *(⍳2) (2 2⍴⍳4)
        2.718281828 7.389056099        2.718281828       7.389056099
                                      20.08553692       54.59815003