## Alexander Bogomolny's "Euclid's Algorithm" and "GCD and the Fundamental Theorem of Arithmetic"

Read these pages for information about the Fundamental Theorem of Arithmetic (FTA). Please note that we are going to postpone the proof of FTA until the end of Unit 4.

Click http://www.cut-the-knot.org/blue/Euclid.shtml link to open resource.