It is possible to explain me the 18th proof of the irrationality of square root of 2 from the following site? http://www.cut-the-knot.org/proofs/sq_root.shtml

Take the 2-minute tour
×

MathOverflow is a question and answer site for professional mathematicians. It's 100% free, no registration required.

## **closed** as not a real question by Robin Chapman, Scott Morrison♦ Jun 26 '10 at 18:22

It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical and cannot be reasonably answered in its current form. For help clarifying this question so that it can be reopened, visit the help center.If this question can be reworded to fit the rules in the help center, please edit the question.

whatthe questioner doesn't understand... – Yemon Choi Jun 26 '10 at 19:37