List questions from chinese-remainder-theorem

Published on 23 Sep 2015 - 7:09

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Chinese Remainder Theorem: solving $x^2 \equiv 1 \pmod {91}$.

Published on 24 Sep 2015 - 6:18

1.5k

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How to calculate $N$ pairwise co-prime numbers, near a certain range?

Published on 27 Sep 2015 - 0:34

219

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Is there something like the Chinese remainder theorem for $N-1 = \Pi p_i - 1$?

Published on 02 Oct 2015 - 20:33

65

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What are the next primes in this sequence?

Published on 05 Oct 2015 - 9:46

649

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Prove that the characteristic of Z/mZ × Z/nZ equals D, where D is the least common multiple between m and n

Published on 05 Oct 2015 - 19:20

283

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Number of zeros of a polynomial modulo n is a multiplicative function

Published on 25 Mar 2026 - 21:22

115

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Mistake in Chinese Remainder Theorem

Published on 06 Oct 2015 - 3:38

1.1k

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Solving a cubic congruence equation with Chinese Remainder Theorem

Published on 06 Oct 2015 - 11:18

1.2k

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How to solve $x^2 + x = 0 (\mod 10^5)$?

Published on 12 Oct 2015 - 18:34

1.7k

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Number Theory: Chinese Remainder Theorem $x^2\equiv x\pmod{180}$

Published on 27 Feb 2026 - 18:51

621

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Find element with order 12 of multiplicative group using CRT

Published on 26 Mar 2026 - 7:45

56

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Uniqueness of $N$ with given remainders modulo primes, using the Chinese Remainder Theorem

Published on 20 Oct 2015 - 6:55

93

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Reasoning about Chinese Remainder Theorem relative a primorial where for all primes some number $k \equiv 1 \pmod {p_i}$

Published on 25 Mar 2026 - 21:52

54

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Using CRT to reason about powers of $2$ where the power is two less than an odd prime

Published on 24 Oct 2015 - 11:20

List Question

General Han would like to count the exact number of soldiers.

Chinese Remainder Theorem: solving $x^2 \equiv 1 \pmod {91}$.

How to calculate $N$ pairwise co-prime numbers, near a certain range?

Is there something like the Chinese remainder theorem for $N-1 = \Pi p_i - 1$?

What are the next primes in this sequence?

Prove that the characteristic of Z/mZ × Z/nZ equals D, where D is the least common multiple between m and n

Number of zeros of a polynomial modulo n is a multiplicative function

Mistake in Chinese Remainder Theorem

Solving a cubic congruence equation with Chinese Remainder Theorem

How to solve $x^2 + x = 0 (\mod 10^5)$?

Number Theory: Chinese Remainder Theorem $x^2\equiv x\pmod{180}$

Find element with order 12 of multiplicative group using CRT

Uniqueness of $N$ with given remainders modulo primes, using the Chinese Remainder Theorem

Reasoning about Chinese Remainder Theorem relative a primorial where for all primes some number $k \equiv 1 \pmod {p_i}$

Using CRT to reason about powers of $2$ where the power is two less than an odd prime

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