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noddy

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visits member for 7 months
seen Apr 19 at 1:57
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163 reputation
 bio website visits member for 7 months
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10 Questions

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16
 Pythagorean triplets $x^2+y^2 = z^3$
4
 $x^4 - y^4 = 2z^2$ has no solution
3
 If $x^4 \equiv -1 \mod p$ then $p \equiv 1 \mod 8$
3
 If $2^k -1$ is a perfect square, do we have more than one solution?
1
 solving $x^2 = a \pmod {2^n}$ , $n \ge 3$
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163 Reputation

+80 Pythagorean triplets $x^2+y^2 = z^3$
+20 $x^4 - y^4 = 2z^2$ has no solution
+5 solving $x^2 = a \pmod {2^n}$ , $n \ge 3$
+5 sum of the product of consecutive legendre symbols is -1
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0 Answers

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number-theory × 8
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prime-numbers
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elementary-number-theory × 3
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modular-arithmetic
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diophantine-equations × 2

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