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Do you know the Sophie-Germain Identity? - JBMO Shortlist
Do you know the Sophie-Germain Identity? - JBMO Shortlist
Source:
October 30, 2010
number theory proposed
number theory
Problem Statement
Find all positive integers
a
,
b
a,b
a
,
b
for which
a
4
+
4
b
4
a^4+4b^4
a
4
+
4
b
4
is a prime number.
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