Craig Feinstein

Member for 14 years, 5 months
Last seen more than a month ago

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pr.probability

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75

What if the Riemann Hypothesis were false?

Jul 11, 2013

35

Why is integer factoring hard while determining whether an integer is prime easy?

Dec 5, 2022

31

Is there a "mathematical" definition of "simplify"?

Apr 4, 2013

27

Why have mathematicians used differential equations to model nature instead of difference equations

Sep 29, 2014

22

Which types of Diophantine equations are solvable?

Jan 13, 2011

Answers

3

Magic trick based on deep mathematics

Jun 22, 2012

3

Heuristic probabilistic argument for the Navier-Stokes existence and smoothness conjecture

Feb 12, 2019

2

Examples of common false beliefs in mathematics

Jan 15, 2023

1

Finding the square root modulo n, when the factors of n are known

Feb 9, 2011

0

On mathematical arguments against Quantum computing

Jun 15, 2018

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pr.probability

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ap.analysis-of-pdes

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heuristics

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nt.number-theory

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Is there an efficient algorithm for finding a square root modulo a prime power?

+40

Which types of Diophantine equations are solvable?

+40

Why is integer factoring hard while determining whether an integer is prime easy?

-2

Solving the unknotting problem by pulling both ends of the string

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