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Agner Krarup Erlang (1878 - 1929)
The mathematics underlying today's complex telephone networks is still based on his work. Erlang was the first person to study the problem of telephone networks.
Call routing in telephone networks
Find out how modern telephone networks use mathematics to make it possible for a person to dial a friend in another country just as easily as if they were in the same street, or to read web pages that are on a computer in another continent.
Slow down, Universe!
The Universe's expansion may not be accelerating as fast as we thought.
Find the gap
There's been progress on one of the biggest open problems in maths: the twin prime conjecture.
David Spiegelhalter's new book Sex by numbers takes a statistical peek into the nation's bedrooms.
Why we want proof
What are mathematical proofs, why do we need them and what can they say about sheep?
The future of proof
Will computers ever replace human mathematicians?
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