sjl/stevelosh — pull request #7 by sainaen (2013-03-31 15:47:09+00:00)
Title: Fix sub() in list-out-of-lambda.html

I think, `sub()` should call itself, not an `add()`, to work as you describe it.

Now it's like this: `sub(5,3) = add(4,2) = … = 6` — not so helpful subtraction function as you see. :)