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Archive for September, 2009

http://www.logicomix.com/en/
(with thanks to Jean-Michel Kantor).

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I have always been rather partial to plane geometry; probably because it was the only branch of mathematics that was ever taught to me in such a way that I could understand it. For though I have no belief in the power of education to turn public school boys into Newtons (it being quite obvious [...]

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MK: A Childhood Story

I was studying at the FeMeSha 18 in Moscow around ‘73. I recall being comfortable with the definition of derivative as a limit. On the other hand, the alternative definition that the instructor provided caused me no end of anxiety. Namely, he said the derivative is a number such that

As you correctly point out, it [...]

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Front cover

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On Mobius transformations

It should be noted that the noncompactness of the group of conformal transformations of is a nontrivial phenomenon which contradicts everybody’s geometric intuition. It is not clear at all why there exists a single conformal transformation of , which is not a rigid rotation. Similarly, one cannot see by a plain eye not equipped [...]

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From 10 Downing Street

Thank you for signing this petition. The Prime Minister has written a
response. Please read below.
Prime Minister: 2009 has been a year of deep reflection – a chance for
Britain, as a nation, to commemorate the profound debts we owe to those who
came before. A unique combination of anniversaries and events have stirred
in us that sense of [...]

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Dear Sasha,

The first time I went to school I was three years and seven months
old. There were two other pupils at the school, girls rather older than me,
so there was no streaming.
The teacher was probably in her teens. We had a mathematics lesson.
We were each given a piece of cardboard that had the [...]

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Turing petition

http://petitions.number10.gov.uk/turing/

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