RPN calculator.

ʜƨiloꟼ is a simple reverse polish notation calculator with haskeline line editing capabilites.

ʜƨiloꟼ

RPN calculator in haskell

$ hsilop
ꟼ 1 2 sqrt / acos
∘ 0.7853981634

ꟼ 5 8 9 2 * cos ^ - 2 0.452 tan / +
∘ 5.1717299516

ꟼ e pi ^ pi -
∘ 19.9990999792

ꟼ 1 + 2
Ꞥ∘ syntax error

License

Dual licensed under the MIT and GPL licenses:
http://www.opensource.org/licenses/mit-license.php
http://www.gnu.org/licenses/gpl.html.