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Top Questions
18
votes
An ellipse through 12 points related to Golden ratio
mg.metric-geometry
projective-geometry
plane-geometry
asked Jun 24, 2018 at 0:34
mathoverflow.net
17
votes
Is every odd positive integer of the form $P_{n+m}-P_n-P_m$?
nt.number-theory
reference-request
analytic-number-theory
prime-numbers
asked Jun 28, 2018 at 10:58
mathoverflow.net
14
votes
Is it a new discovery on conic section?
mg.metric-geometry
algebraic-curves
terminology
projective-geometry
euclidean-geometry
asked May 8, 2021 at 12:14
mathoverflow.net
12
votes
An open triangle problem in plane geometry
reference-request
plane-geometry
computer-algebra
conjectures
triangles
asked Nov 14, 2021 at 11:50
mathoverflow.net
11
votes
Do two new special points in any triangle exist?
mg.metric-geometry
euclidean-geometry
plane-geometry
triangles
asked Sep 30, 2018 at 17:09
mathoverflow.net
10
votes
Is new $n$-conjecture as follows correct?
nt.number-theory
analytic-number-theory
diophantine-equations
conjectures
abc-conjecture
asked Jul 7, 2020 at 7:38
mathoverflow.net
9
votes
A new theorem (discovered in 2013) equivalent to Brianchon theorem (the old theorem) discovered in XIX century?
mg.metric-geometry
projective-geometry
plane-geometry
conic-sections
asked Jun 14, 2020 at 4:03
mathoverflow.net
9
votes
Is the conjecture A+B=C following correct?
nt.number-theory
inequalities
computer-science
conjectures
abc-conjecture
asked Jun 19, 2018 at 4:00
mathoverflow.net
9
votes
Strengthened version of Isoperimetric inequality with n-polygon
mg.metric-geometry
inequalities
euclidean-geometry
plane-geometry
conjectures
asked Apr 30, 2018 at 8:08
mathoverflow.net
8
votes
Are there at least one of $a$, $b$, $c$, $a+b$, $b+c$, $c+a$ have h(P) $\le 3$? (was checked up to $10^{18}$)
nt.number-theory
analytic-number-theory
abc-conjecture
asked Oct 3, 2019 at 14:58
mathoverflow.net
1
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Top Answers
11
Does this geometry theorem have a name?
mathoverflow.net
6
Proofs without words
mathoverflow.net
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