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PEN J Problems
11
11
Part of
PEN J Problems
Problems
(1)
J 11
Source:
5/25/2007
Prove that
d
(
(
n
2
+
1
)
2
)
{d((n^2 +1)}^2)
d
((
n
2
+
1
)
2
)
does not become monotonic from any given point onwards.
function
modular arithmetic
inequalities
induction
floor function
logarithms
number theory