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John Caius posted an update 8 years, 6 months ago
Each problem that I solved became a rule which served afterwards to solve other problems. (Rene Descartes, Discours de la Methode)
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John Caius posted an update 8 years, 6 months ago
Each problem that I solved became a rule which served afterwards to solve other problems. (Rene Descartes, Discours de la Methode)