Filmy: Hendrik Lenstra
- 2007
Achieving the Unachievable (2007)
Achieving the Unachievable52007HD
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![Achieving the Unachievable]()
- 2004
porridge pulleys and Pi: two mathematical journeys (2004)
porridge pulleys and Pi: two mathematical journeys02004HD
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![porridge pulleys and Pi: two mathematical journeys]()
52007HD
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02004HD
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