Desert 发表于 2025-3-26 23:12:03

https://doi.org/10.1007/978-3-642-80281-2the theory of matroids. Moreover, matroids provide a basis for discrete optimization. Several important algorithms, for instance the greedy algorithm, belong to the matroid world. We make a notational agreement in this chapter: the graphs are allowed to have loops and multiple edges.

Modify 发表于 2025-3-27 03:39:10

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旧石器时代 发表于 2025-3-27 07:45:29

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Wernickes-area 发表于 2025-3-27 11:31:42

Diffraction of H2 from Metal Surfaces. components is a subset of ℝ. which consists of . disjoint knots (components of the link). A link is . if each component is prescribed one of the two possible directions of traversal. Since the beginning of the knot theory, knots are regularly projected onto the plane and thus represented by a .. T

细菌等 发表于 2025-3-27 14:59:23

https://doi.org/10.1007/978-3-642-34243-1ore understandable methods. In the fifties and in the beginning of sixties two discrete methods appeared: the . of Kasteleyn and independently Fisher, Temperley, and the. of Kac, Ward, Potts, Feynman and Sherman. Both methods start by reducing the Ising partition function . to the generating functio

眉毛 发表于 2025-3-27 18:05:09

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Indebted 发表于 2025-3-27 22:57:51

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Blasphemy 发表于 2025-3-28 02:10:33

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小虫 发表于 2025-3-28 07:18:38

Knots,t if they can be transformed into each other by a continuous deformation of the ambient space. The equivalence may be captured combinatorially by the Δ- move in ℝ. and its reverse move. If . is a knot in ℝ., i.e. a closed simple polygon by our assumption, then a Δ-move consists in replacing a straig

性学院 发表于 2025-3-28 10:48:20

A Note on Transition Bonds and Finance resolve them later in a collaborative setting. We illustrate the proposed approach for the standardized modeling language UML and discuss how it can be integrated in current modeling tools and version control systems.
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