From 61287ba954f811a7fa9deda5291144a1bb58519b Mon Sep 17 00:00:00 2001 From: jim Date: Thu, 5 Feb 2015 09:20:38 -0500 Subject: [PATCH] add anchor for #variables --- topics/week1.mdwn | 1 + 1 file changed, 1 insertion(+) diff --git a/topics/week1.mdwn b/topics/week1.mdwn index 9473c331..f47cd857 100644 --- a/topics/week1.mdwn +++ b/topics/week1.mdwn @@ -70,6 +70,7 @@ will be just another way to write: You see that you can use parentheses in the standard way. By the way, `<=` means ≤ or "less than or equals to", and `>=` means ≥. Just in case you haven't seen them written this way before. + I've started throwing in some **variables**. We'll say variables are any expression that's written with an initial lower-case letter, then is followed by a sequence of zero or more upper- or lower-case letters, or numerals, or underscores (`_`). Then at the end you can optionally have a `?` or `!` or a sequence of `'`s, understood as "primes." Hence, all of these are legal variables: x -- 2.11.0