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EyeEm. Many Eyes. How big is infinity? - Dennis Wildfogel. We mentioned that the square root of two is irrational. Prove that this is so. Here are some hints. Start by supposing that the square root of 2 is a fraction. Put that fraction in lowest terms, say, p/q, where p and q have no factors in common. Square both sides and conclude that p must be even. Then conclude that q must be even, violating the assumption that p and q have no factors in common. You can see the proof in detail in the video. 10 Technology YouTube Channels You Can't Miss. Paper.li - Sé un editor.

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