| It has been traced back to the Swiss Jakob James Bernoulli, the Frenchman B | |
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| ] By reading a little between the lines one can find traces of mathematical induction still earlier, in the writings of the Hindus and the Greeks, as, for instance, in the "cyclic method" of Bhaskara, and in Euclid's proof that the number of primes is infinite | Fermat, and the Italian F |
Nevertheless, his argument in al-Fakhri is the earliest extant proof of the sum formula for integral cubes.
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