MathDB

2

Part of 2008 Hanoi Open Mathematics Competitions

Problems(2)

how many integers belong to (a,2008a), where a>0 given (HOMC 2008 J Q2)

Source:

7/25/2019
How many integers belong to (a,2008aa,2008a), where aa (a>0a > 0) is given.
number theoryalgebracombinatorics
diophantine m^2 + 2n^2 = 3(m + 2n) (HOMC 2008 Q2)

Source:

7/25/2019
Find all pairs (m,n)(m, n) of positive integers such that m2+2n2=3(m+2n)m^2 + 2n^2 = 3(m + 2n)
number theoryDiophantine equationdiophantine