For updates and other exciting programs go to: http://blueonionsoftware.com

Use:
  2+2[enter]
  (2 + 5) * 3[enter]
  x = 5[enter]
  x * 2[enter]

Operators:
  normal:      + - * / % =
  assignment:  = += -= *= /= %= ~= &= 
               ^= |= >>= <<=
  conditional: > < >= <= == !=
  bitwise:     ~ & ^ | << >>
  functions:   d2h, h2d, 
               abs, exp, log, pow, sqrt,
               cos, sin, tan, 
               acos, asin, atan
               rad2deg, deg2rad
               payment(p, m, r)
  constants:   pi, true, false, rad
  
Arrow keys:  
  [up],[dn] for previous values