Cryptography
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Valtteri's user avatar
Valtteri's user avatar
Valtteri
  • Member for 9 years, 10 months
  • Last seen more than 4 years ago
  • Turku, Finland
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question
2
Hill cipher is not perfectly secure
Feb 4, 2014
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39
Function $f(x)$, such that $\sum_{n=0}^{\infty} f(n) x^n = f(x)$
23
Does every sequence of rationals, whose sum is irrational, have a subsequence whose sum is rational
14
For primes $P_1$ and $P_2$, exists a prime $P_3$ that both $P_i + 6P_3$ is a prime
11
Is $\lim_{x\rightarrow\infty}\frac{x}{\pi(x)}-\ln(x) =-1$?
10
Existence of a sequence that has every element of $\mathbb N$ infinite number of times

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