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Esteban Crespi
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1,451
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Madrid, Spain
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0
$n +1$th Fibonacci number modulo $n$
2
Galois group and the Quaternion group
3
If coefficients are algebraic then the roots are algebraic
5
Cover a disk with thin rectangles
1
Half the rationals?
3
Tiling a minimal perimeter region with $n$ unit squares
3
Solving a polynomial modulo an integer
2
Burgess on quadratic residues and non-residues
0
Is it a bad idea to use a Sieve of Eratosthenes to find all primes up to very large N?
4
Consequence of Bertrand's Postulate
1
Solving for $x$ in $x^k \equiv b \pmod n$ where $n$ is not prime and $\gcd(k, \phi(n)) > 1$
3
Algorithm for keeping a concrete version of Euclid's argument simple
0
The number of ones in a binary representation of an integer
2
Bound for divisor function
7
Calculating monodromy
3
Common terms in general Fibonacci sequences
5
The number of symmetric polynomials of n degree
5
Find maximum divisors of a number in range
3
Help complete a proof of Dirichlet on biquadratic character of 2?
3
Eisenstein series
3
Are limits on exponents in moduli possible?
5
Fast method for Nth Squarefree number (using mathematica)
40
Show that product of primes, $\prod_{k=1}^{\pi(n)} p_k < 4^n$
2
How many ways can I make six moves on a Rubik's cube?
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