- Kirchhoff matrix
- Математика: матрица Кирхгофа
Универсальный англо-русский словарь. Академик.ру. 2011.
Kirchhoff matrix
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Kirchhoff's circuit laws — are two equalities that deal with the conservation of charge and energy in electrical circuits, and were first described in 1845 by Gustav Kirchhoff.[1] Widely used in electrical engineering, they are also called Kirchhoff s rules or simply… … Wikipedia
Kirchhoff's theorem — In the mathematical field of graph theory Kirchhoff s theorem or Kirchhoff s matrix tree theorem named after Gustav Kirchhoff is a theorem about the number of spanning trees in a graph. It is a generalization of Cayley s formula which provides… … Wikipedia
Laplacian matrix — In the mathematical field of graph theory the Laplacian matrix, sometimes called admittance matrix or Kirchhoff matrix, is a matrix representation of a graph. Together with Kirchhoff s theorem it can be used to calculate the number of spanning… … Wikipedia
Incidence matrix — In mathematics, an incidence matrix is a matrix that shows the relationship between two classes of objects. If the first class is X and the second is Y, the matrix has one row for each element of X and one column for each element of Y. The entry… … Wikipedia
Théorème de Kirchhoff — Dans le domaine de la théorie des graphes, le théorème de Kirchhoff, aussi appelé matrix tree theorem, nommé d après le physicien Gustav Kirchhoff, est un théorème donnant le nombre exact d arbres couvrants pour un graphe quelconque. C est une… … Wikipédia en Français
Satz von Kirchhoff-Trent — Der Satz von Kirchhoff Trent, auch Matrix Gerüst Satz genannt, dient zur Berechnung der Anzahl der Gerüste in einem Graphen. Graph mit elf Gerüsten Aussage Die Determinante der Matrix Ai ist gleich der Anzahl der Gerüste des Graphen. Die Matrix A … Deutsch Wikipedia
Gaussian network model — The Gaussian network model (GNM), one of many things named after Carl Gauss, is a representation of a biological macromolecule as an elastic mass and spring network to study, understand, and characterize mechanical aspects of its long scale… … Wikipedia
Graph theory — In mathematics and computer science, graph theory is the study of graphs : mathematical structures used to model pairwise relations between objects from a certain collection. A graph in this context refers to a collection of vertices or nodes and … Wikipedia
Algebraic graph theory — is a branch of mathematics in which algebraic methods are applied to problems about graphs. In one sense, algebraic graph theory studies graphs in connection with linear algebra. Especially, it studies the spectrum of the adjacency matrix, the… … Wikipedia
Nodal analysis — Kirchhoff s current law is the basis of nodal analysis. In electric circuits analysis, nodal analysis, node voltage analysis, or the branch current method is a method of determining the voltage (potential difference) between nodes (points where… … Wikipedia
Stress (mechanics) — Continuum mechanics … Wikipedia
