calc=
CALC=
Welcome to calc=, the stack language for chats! For a basic tutorial, type "calc= tut". If you already know stack based programming, use "calc= adv_tut".
Demos:
* Fibonacci: "calc= fib = {n -> 0 1 {x y -> y x y +} n iter drop} ; 0 9 .. $fib map"
* Factorial: "calc= 1 5 .. 1 $* fold"