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PEN Problems
PEN G Problems
2
2
Part of
PEN G Problems
Problems
(1)
G 2
Source:
5/25/2007
Prove that for any positive integers
a
a
a
and
b
b
b
\left\vert a\sqrt{2}\minus{}b\right\vert >\frac{1}{2(a\plus{}b)}.
inequalities
Irrational numbers