5510 search results - page 425 / 1102 » Mathematics |
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COMBINATORICS
1999
15 years 7 months ago
1999
The parameters 2 - (2 + 2, + 1, ) are those of a residual Hadamard 2 (4 + 3, 2 + 1, ) design. All 2 - (2 + 2, + 1, ) designs with 4 are embeddable. The existence of non-embedd...
149
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MLQ
2002
15 years 7 months ago
2002
In this paper a definition of n-valued system in the context of the algebraizable logics is proposed. We define and study the variety V3, showing that it is definitionally equivale...
193
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MLQ
2002
15 years 7 months ago
2002
A real number is recursively approximable if there is a computable sequence of rational numbers converging to it. If some extra condition to the convergence is added, then the limi...
191
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MLQ
2002
15 years 7 months ago
2002
For the computability of subsets of real numbers, several reasonable notions have been suggested in the literature. We compare these notions in a systematic way by relating them to...
175
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MOC
1998
15 years 7 months ago
1998
Abstract. We present here a mathematical analysis of a nonstandard difference method for the numerical solution of the time dependent GinzburgLandau models of superconductivity. Th...