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15
Math.TechQA.Club
2026-03-28 15:18:48
1.2k
Views
Which triangular numbers are also squares?
Published on
28 Mar 2026 - 15:18
#elementary-number-theory
#diophantine-equations
#square-numbers
#pell-type-equations
165
Views
Triangular numbers for numbers.
Published on
13 Apr 2014 - 11:33
#number-theory
#diophantine-equations
393
Views
The sum of two triangular numbers.
Published on
14 Apr 2014 - 5:32
#number-theory
#diophantine-equations
79
Views
Find two triangles of longest side length 25?
Published on
14 Apr 2014 - 13:10
#diophantine-equations
147
Views
The equation $b^2=a(a^2-1)$ has no rational solutions except obvious ones
Published on
29 Mar 2026 - 7:32
#number-theory
#diophantine-equations
#elliptic-curves
251
Views
Find the generating function for a series , given a recurrence relation
Published on
15 Apr 2014 - 18:05
#discrete-mathematics
#recurrence-relations
#diophantine-equations
178
Views
How find this $x^3-5x+10=2^y$
Published on
16 Apr 2014 - 13:59
#number-theory
#diophantine-equations
517
Views
diophantine equation $ |x^2-py^2|=\frac{p-1}{2} $
Published on
16 Apr 2014 - 14:49
#number-theory
#elementary-number-theory
#prime-numbers
#diophantine-equations
112
Views
Solve a system of diophantine equations
Published on
17 Apr 2014 - 17:28
#number-theory
#elementary-number-theory
#diophantine-equations
#divisibility
100
Views
Solving diophatine equation of form $x^2+y^2=25$
Published on
17 Apr 2014 - 18:04
#elementary-number-theory
#diophantine-equations
1.2k
Views
integer solutions to $x^2+y^2+z^2+t^2 = w^2$
Published on
26 Mar 2026 - 17:53
#number-theory
#diophantine-equations
#sums-of-squares
1k
Views
Positive integer solutions to $x^2+y^2+x+y+1=xyz$
Published on
25 Mar 2026 - 13:54
#number-theory
#elementary-number-theory
#diophantine-equations
#vieta-jumping
227
Views
When is the sum of consecutive squares a prime?
Published on
26 Mar 2026 - 17:52
#algebra-precalculus
#elementary-number-theory
#prime-numbers
#diophantine-equations
#sums-of-squares
346
Views
Find all integer solutions of $x^4 + 2x^3 + 2x^2 + 2x +5 = y^2$
Published on
22 Apr 2014 - 22:40
#number-theory
#polynomials
#diophantine-equations
1.8k
Views
Any simpler proof of Catalan's conjecture?
Published on
23 Apr 2014 - 17:18
#number-theory
#diophantine-equations
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