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THE TEACHING OF MATHEMATICS

THE TEACHING OF MATHEMATICS
To be integer or not to be rational: that is the questio√N
Samuel G. Moreno and Esther M. Garc\'ıa-Caballero

Abstract

Another proof is given of the fact that the square root of a nonnegative integer is either an integer or an irrational. Bibliography on this theme is presented.

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Keywords: Rational and irrational numbers.

Pages:  79−81     

Volume  XVI ,  Issue  2 ,  2013