GEL Genius - Programming language

GEL Genius is an open source programming language created in 1997.

#1423on PLDB

27Years Old

Try now: Riju

Genius (also known as the Genius Math Tool) is a free open-source numerical computing environment and programming language, similar in some aspects to MATLAB, GNU Octave, Mathematica and Maple. Genius is aimed at mathematical experimentation rather than computationally intensive tasks. It is also very useful as just a calculator. Read more on Wikipedia...

GEL Genius website
GEL Genius Wikipedia page
GEL Genius first developed in GNOME Foundation
GEL Genius Ubuntu package
GEL Genius appears in the Quine Relay project
See also: (18 related languages)Linux, MATLAB, GNU Octave, Mathematica, Maple, Chapel, Fortress, Julia, Maxima, R, Sage, Scilab, X10, LabVIEW G, Mathcad, Wolfram Mathematica, Speakeasy, VisSim

Example from the web:

function f(x) = (
 if x <= 1 then
   1
 else
   (f(x-1)*x)
)

Example from Riju:

print("Hello, world!")

Example from Wikipedia:

function f(x) = (
  if x <= 1 then
    1
  else
    (f(x-1)*x)
)