justmaths Life on other planets and a maths joke

Life on other planets and a maths joke

Is there life on other planets? Here’s another maths joke: An astronomer, a physicist and a mathematician were travelling by train from England into Wales. As they looked out of the window, they saw a black sheep in a field. “Ah”, the astronomer said dreamily, “Wales is full of black sheep.” “You can’t say that …

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justmaths Infinity, a maths joke and another infinity

Infinity, a maths joke and another infinity

Infinity and a maths joke? Really? Last year I was given a mug with it on, so it must be good! The imaginary number i says to π “Be rational”. π replies “Be real”. i² says ok. Not a classic, I know, but not a bad gift for a nerdy maths teacher!  π is probably the …

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