Basic Calculations and Functions in R

00:00 - Skippable Introduction
01:09 - MathProblems.Rmd and Arithmetic
02:21 - Reminder: shooting code down to console; output inline vs. console
03:07 - Parentheses
05:03 - Implicit multiplication; use the *!
06:46 - Powers and exponents
09:12 - R is space agnostic; use spaces wisely!
09:50 - sqrt() function
10:27 - abs() and round() functions
11:45 - Reminder: get help via ?command in Console and not .Rmd
12:51 - Logarithms
14:41 - Aside: hilarious logarithm humor
14:47 - Raising "e" to a power via exp()
16:02 - Scientific notation: where "e" is used
17:52 - Commenting your code with #
19:20 - Defining objects and saving results with "left arrow" symbol ←
21:14 - Left arrow syntax
23:34 - "Printing to the screen"
24:03 - Case sensitive names and conventions
24:34 - Commands, functions, arguments