Gist from mistakes.io

index.js

require('http://macwright.org/subscript/index.js');

// atoms
subscript('@string');
subscript(1);
subscript([]);

// constants
subscript('e');
subscript('pi');

// maths
subscript(['+', 1, 1]);
subscript(['*', 2, 2]);
subscript(['/', 2, 4]);
subscript(['floor', 0.2]);

// trig
subscript(['cos', 0]);
subscript(['sin', 0]);

// position
subscript(['first', 2, 3, 4, 5]);
subscript(['rest', 2, 3, 4, 5]);

// let
subscript(['let', [['x', 42]], 'x']);

// lambda
subscript([['lambda', ['x'], ['*', 'x', 'x']], [2]]);

// if
subscript(['if', true, '@foo', '@bar']);
subscript(['if', false, '@foo', '@bar']);

// comparison operators
subscript(['=', 2, 2]);
subscript(['>', 2, 2]);
subscript(['>=', 2, 2]);
subscript(['<=', 2, 2]);
subscript(['<', 2, 2]);

// functions to javascriptspace
fn = subscript(['lambda', ['x'], ['/', 'x', 2]]);
fn([8]);