The Shapes of Math

This is the website of Jim Mackey, math instructor at Clark College and Portland Community College.

Classes I am currently teaching are listed to the left.

IMPORTANT NOTE! This site has not been tested under Internet Explorer (or Edge, or whatever it's called now). Nor will it be. IE is NOT recommended for viewing this site. If you are using IE, please do yourself a favor and install one of these W3C standards-compliant browsers:

You'll be happy you did. I promise.