Mathematics is a place where you can do things which you can't do in the real world.

- Marcus du Sautoy

## Colin

Colin is a Weymouth maths tutor, author of several Maths For Dummies books and A-level maths guides. He started Flying Colours Maths in 2008.
He lives with an espresso pot and nothing to prove.

## Nathan Briggs

Consider a spherical cow…

## Nathan Briggs

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