Ivan Shishkin, Rye (1878)

Problems

11 problems / 21 domains

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Showing 11 problems

35

A cyclic system of congruences

Number theory · 0 solved · Reviewed

by Ancient Tree
0
42

7-adic year

Number theory · Real analysis · 0 solved · Unreviewed

by Ancient Tree
0
51

Determinant of a gcd matrix

Linear algebra · Number theory · 1 solved · Reviewed

by Ancient Tree
1
12

An intimidating tower

Number theory · 1 solved · Reviewed

Trick question
by Ancient Tree
0
15

Divisibility of an even number

Number theory · 1 solved · Unreviewed

by Ancient Tree
0
12

Consecutive integers and divisibility

Number theory · 1 solved · Reviewed

by Ancient Tree
0
10

Even-odd equality

Number theory · 1 solved · Reviewed

by Ancient Tree
0