You are currently browsing the tag archive for the ‘theatetus’ tag.

Proposition 1 Prove {\sqrt{2}} is irrational.

Here is a proof using a traditional method (See Euclid’s Elements Book X which incorporates Theatetus work on incommensurable numbers. It includes a proof that {\sqrt{2}} is irrational (Proposition 22), and ends with a proof that there are infinitely many distinct irrational numbers (Proposition 115): Read the rest of this entry »


RSS PolyMath Wiki Recent Changes

  • An error has occurred; the feed is probably down. Try again later.

Enter your email address to follow this blog and receive notifications of new posts by email.