Add to ORKGsummary:The article presents three (not so) easy mathematical problems. In the first problem, the task is to find such a natural number $n$ that the product $999\cdot n$ contains only the digits 1. The second problem and the third problem are based on the parity of natural numbers
summary:In the article, we engage in this problem: We have a lot of expensive things and we need to ...
The following is adapted from a problem that appeared in an online column on the Math Forum site (se...
In this short article we study two properties of natural numbers all of whose digits (when the numbe...
The article describes five new conjectures, relating to relationships connecting the natural numbers...
summary:The article presents seven mathematical problems concerning divisibility and their solutions...
In the article showed that the equation of Fermat’s theorem is the transcendental equation. This tra...
Summary. This article formalizes proofs of some elementary theorems of number theory (see [26, 1]): ...
Summary. The article focuses on simple identities found for binomials, their divisibility, and basic...
summary:The article presents the possibility of extending the high school definition of combinatoria...
for his 50th birthday 0. In 1999, the second author of this remarks published a book over 30 of Smar...
2009 We present a rigorous and relatively fast method for the computa-tion of the complexity of a na...
Most quantitative mathematical problems cannot be solved exactly, but there are powerful algorithms ...
summary:The article deals with the number of divisors of an integer. The formula for this number is ...
This study is an exposition of the articled A Curious String of Nines by Hans Liebeck [7] which was ...
summary:The article derives the formula for the sum of the $k$-th powers of positive integers from $...
summary:In the article, we engage in this problem: We have a lot of expensive things and we need to ...
The following is adapted from a problem that appeared in an online column on the Math Forum site (se...
In this short article we study two properties of natural numbers all of whose digits (when the numbe...
The article describes five new conjectures, relating to relationships connecting the natural numbers...
summary:The article presents seven mathematical problems concerning divisibility and their solutions...
In the article showed that the equation of Fermat’s theorem is the transcendental equation. This tra...
Summary. This article formalizes proofs of some elementary theorems of number theory (see [26, 1]): ...
Summary. The article focuses on simple identities found for binomials, their divisibility, and basic...
summary:The article presents the possibility of extending the high school definition of combinatoria...
for his 50th birthday 0. In 1999, the second author of this remarks published a book over 30 of Smar...
2009 We present a rigorous and relatively fast method for the computa-tion of the complexity of a na...
Most quantitative mathematical problems cannot be solved exactly, but there are powerful algorithms ...
summary:The article deals with the number of divisors of an integer. The formula for this number is ...
This study is an exposition of the articled A Curious String of Nines by Hans Liebeck [7] which was ...
summary:The article derives the formula for the sum of the $k$-th powers of positive integers from $...
summary:In the article, we engage in this problem: We have a lot of expensive things and we need to ...
The following is adapted from a problem that appeared in an online column on the Math Forum site (se...
In this short article we study two properties of natural numbers all of whose digits (when the numbe...