"The irony is that while maths is all around us, it seems to have become acceptable to be 'bad with numbers', " Ms Truss said.

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The problem, of course, is that the engine always seems to be breaking down and the damage is always worse than acceptable.

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It seems peculiar, conceptually, that Facebook would allow works of art to be acceptable under the nudity policy, but not (computer-generated) images of science.

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