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Gjergji Zaimi
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ac.commutative-algebra
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Nov
21
awarded
Nice Answer
Nov
18
answered
Primes $P_{2n-1}$ that are $2$ mod $3$
Nov
12
comment
Alternating sign binomial identity
Hint: $(-1)^{m-t-j}\binom{m-1-j}{t-1}=\binom{-t}{m-t-j}$.
Nov
5
answered
Volume of the convex hull of the set of all graphic sequences of a given length
Nov
3
comment
Positivity of coefficients of the inverse of a certain power series
I wonder if the strengthening $\sum_{s\geq 0}\binom{7k+s}{s}_q\binom{7k+1}{k-3s}_q (-1)^s\in \mathbb N[q]$ is true?
Oct
31
awarded
Nice Question
Oct
30
comment
Zero curves of Tutte Polynomials?
I remember asking a question about these curves a while back, but there is no answer yet.
mathoverflow.net/questions/103491/…
Oct
29
revised
Subsets of [1..N] with no three-term arithmetic progressions and no large gaps
added 64 characters in body
Oct
29
answered
Subsets of [1..N] with no three-term arithmetic progressions and no large gaps
Oct
28
answered
Sign of 3j symbol (in view of interpolation)
Oct
27
revised
An identity involving a product of two binomial coefficients
added 274 characters in body
Oct
27
answered
An identity involving a product of two binomial coefficients
Oct
27
awarded
mg.metric-geometry
Oct
26
answered
Combinatorial description of a 120-cell
Oct
17
awarded
ag.algebraic-geometry
Oct
17
answered
Intersection of rotating regular polygons
Oct
16
answered
Synthetic projective lines
Oct
15
revised
Chromatic numbers of nowhere dense graphs
added 409 characters in body
Oct
15
answered
Chromatic numbers of nowhere dense graphs
Oct
15
awarded
Enlightened
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