Art of Problem Solving
AoPS Online
Math texts, online classes, and more
for students in grades 5-12.
Visit AoPS Online ‚
Books for Grades 5-12 Online Courses
Beast Academy
Engaging math books and online learning
for students ages 6-13.
Visit Beast Academy ‚
Books for Ages 6-13 Beast Academy Online
AoPS Academy
Small live classes for advanced math
and language arts learners in grades 2-12.
Visit AoPS Academy ‚
Find a Physical Campus Visit the Virtual Campus
During AMC testing, the AoPS Wiki is in read-only mode and no edits can be made.

Talk:Element

A discussion of cardinality seems misplaced here -- why not just make a "see also" to cardinality? --JBL 11:49, 1 November 2006 (EST)

Retrieved from "https://artofproblemsolving.com/wiki/index.php?title=Talk:Element&oldid=10631"