Примеры использования Petersen graph на Английском языке и их переводы на Русский язык
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The Petersen graph is nonplanar.
They include and generalize the Petersen graph.
The Petersen graph also makes an appearance in tropical geometry.
The first known snark was the Petersen graph, discovered in 1898.
The Petersen graph has a Hamiltonian path but no Hamiltonian cycle.
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The case that n 3 gives the well-known Petersen graph.
The Petersen graph is strongly regular with signature srg10,3,0,1.
Tutte conjectured that every snark has the Petersen graph as a minor.
Every generalized Petersen graph is a unit distance graph. .
From the start, the smallest hypohamiltonian graph is known: the Petersen graph.
The Petersen graph is the complement of the line graph of K 5{\displaystyle K_{5.
With this embedding, the dual graph is the Petersen graph--- see hemi-dodecahedron.
The Petersen graph has chromatic index 4; coloring the edges requires four colors.
Each edge in this drawing is crossed at most once,so the Petersen graph is 1-planar.
Unlike the Petersen graph, the Tietze graph can be covered by four perfect matchings.
This construction forms a regular map and shows that the Petersen graph has non-orientable genus 1.
Since the Petersen graph has girth five, it cannot be formed in this way and has no Hamiltonian cycle.
As a connected bridgeless cubic graph with chromatic index four, the Petersen graph is a snark.
Tietze's graph may be formed from the Petersen graph by replacing one of its vertices with a triangle.
The set of antipodal pairs of vertices andtheir adjacencies can itself be viewed as a graph, the Petersen graph.
The simplest non-orientable surface on which the Petersen graph can be embedded without crossings is the projective plane.
There are several different ways of constructing the Desargues graph: It is the generalized Petersen graph G10, 3.
The cone over the Petersen graph is naturally identified with the moduli space of five-pointed rational tropical curves.
The Petersen family is named after Danish mathematician Julius Petersen, the namesake of the Petersen graph.
More generally the snarks are defined as the graphs that, like the Petersen graph, are bridgeless, 3-regular, and of class 2.
If G is a 2-connected, r-regular graph with at most 3r+ 1 vertices, then G is Hamiltonian orG is the Petersen graph.
Tietze's graph and the Petersen graph are the only 2-vertex-connected cubic non-Hamiltonian graphs with 12 or fewer vertices.
The Petersen family then consists of every graph that can be reached from the Petersen graph by a combination of Δ-Y and Y-Δ transforms.
Both Tietze's graph and the Petersen graph are maximally nonhamiltonian: they have no Hamiltonian cycle, but any two non-adjacent vertices can be connected by a Hamiltonian path.
More strongly, it is 3-arc-transitive: every directed three-edge path in the Petersen graph can be transformed into every other such path by a symmetry of the graph. .