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AAECC
2009
Springer
111views Algorithms» more  AAECC 2009»
13 years 10 months ago
Sparse Numerical Semigroups
We investigate the class of numerical semigroups verifying the property ρi+1 − ρi ≥ 2 for every two consecutive elements smaller than the conductor. These semigroups generali...
Carlos Munuera, Fernando Torres, Juan Elmer Villan...
CORR
2010
Springer
84views Education» more  CORR 2010»
13 years 5 months ago
On some invariants in numerical semigroups and estimations of the order bound
Let S = {si}iIN IN be a numerical semigroup. For si S, let (si) denote the number of pairs (si -sj, sj) S2 . When S is the Weierstrass semigroup of a family {Ci}iIN of one-point...
Anna Oneto, Grazia Tamone
DM
2008
102views more  DM 2008»
13 years 5 months ago
Largest subsemigroups of the full transformation monoid
In this paper we are concerned with the following question: for a semigroup S, what is the largest size of a subsemigroup T S where T has a given property? The semigroups S that w...
R. Gray, J. D. Mitchell
MOC
1998
95views more  MOC 1998»
13 years 4 months ago
The Trotter-Kato theorem and approximation of PDEs
Abstract. We present formulations of the Trotter-Kato theorem for approximation of linear C0-semigroups which provide very useful framework when convergence of numerical approximat...
Kazufumi Ito, Franz Kappel
ICDAR
2009
IEEE
14 years 8 hour ago
Isolated Handwritten Farsi Numerals Recognition Using Sparse and Over-Complete Representations
A new isolated handwritten Farsi numeral recognition algorithm is proposed in this paper, which exploits the sparse and over-complete structure from the handwritten Farsi numeral ...
Wumo Pan, Tien D. Bui, Ching Y. Suen