Command: power
  
Syntax: 
  x3 = power(x1, x2)
  
Description: 
  Raise x1 to the power x2
  
Comments: 
  The arguments to this functions may be atoms or sequences. The
  rules for arithmetic operations on sequences apply.
  
  Powers of 2 are calculated very efficiently.
  
Example 1: 
   ? power(5, 2)
       -- 25 is printed
 
Example 2: 
   ? power({5, 4, 3.5}, {2, 1, -0.5})  
       -- {25, 4, 0.534522} is printed
 
Example 3: 
   ? power(2, {1, 2, 3, 4})
       -- {2, 4, 8, 16}
 
Example 4: 
   ? power({1, 2, 3, 4}, 2)
       -- {1, 4, 9, 16}
       
See Also: 
  log, sqrt
  
