Results 21 to 30 of about 270 (36)

The Number of Ternary Words Avoiding Abelian Cubes Grows Exponentially [PDF]

open access: yes, 2004
We show that the number of ternary words of length n avoiding abelian cubes grows faster than r^n, where r = 2^{1/24}NSERCcs.uwaterloo.ca/journals/JIS/VOL7/Currie/currie18 ...
Aberkane, Ali   +2 more
core  

On the $q$-log-convexity conjecture of Sun [PDF]

open access: yes, 2013
In his study of Ramanujan-Sato type series for $1/\pi$, Sun introduced a sequence of polynomials $S_n(q)$ as given by $$S_n(q)=\sum\limits_{k=0}^n{n\choose k}{2k\choose k}{2(n-k)\choose n-k}q^k,$$ and he conjectured that the polynomials $S_n(q)$ are $q ...
Anne X. Y. Ren   +2 more
core  

New inequalities for p(n) and logp(n). [PDF]

open access: yesRamanujan J, 2023
Banerjee K, Paule P, Radu CS, Zeng W.
europepmc   +1 more source

Gromov hyperbolicity of planar graphs

open access: yesOpen Mathematics, 2013
Cantón Alicia   +3 more
doaj   +1 more source

Gromov hyperbolic cubic graphs

open access: yesOpen Mathematics, 2012
Pestana Domingo   +3 more
doaj   +1 more source

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