Ivan Shishkin, Rye (1878)

Problems

87 problems / 21 domains

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Showing 87 problems

42

7-adic year

Number theory · Real analysis · 0 solved · Unreviewed

by Ancient Tree
0
22

Magnitude of a root of a polynomial

Algebra · 1 solved · Reviewed

by Ancient Tree
1
51

Determinant of a gcd matrix

Linear algebra · Number theory · 1 solved · Reviewed

by Ancient Tree
1
63

A beautiful identity between polynomials

Combinatorics · 0 solved · Unreviewed

cycledecomposition in product of cyclespermutationspolynomials
by Sequoia
0
43

Divisors of zero in a commutative ring

Rings · 0 solved · Unreviewed

divisorsfinite ringring
by Sequoia
0
26

Real roots and derivative polynomial

Algebra · 1 solved · Reviewed

by Ancient Tree
0
17

Roots of the derivative of a quadratic polynomial

Algebra · 1 solved · Reviewed

by Ancient Tree
0