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IMO Longlists
1979 IMO Longlists
5
5
Part of
1979 IMO Longlists
Problems
(1)
All naturals not in the form n + √n + 1/2
Source: IMO LongList 1979 - P5
5/29/2011
Describe which positive integers do not belong to the set
E
=
{
⌊
n
+
n
+
1
2
⌋
∣
n
∈
N
}
.
E = \left\{ \lfloor n+ \sqrt n +\frac 12 \rfloor | n \in \mathbb N\right\}.
E
=
{
⌊
n
+
n
+
2
1
⌋
∣
n
∈
N
}
.
floor function
number theory proposed
number theory