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Leonard Carrion posted an update 11 years, 1 month ago
Each problem that I solved became a rule which served afterwards to solve other problems. (Rene Descartes, Discours de la Methode)
Leonard Carrion posted an update 11 years, 1 month ago
Each problem that I solved became a rule which served afterwards to solve other problems. (Rene Descartes, Discours de la Methode)