Results 101 to 110 of about 1,282,765 (250)
Small sets supporting fary embeddings of planar graphs [PDF]
Hubert de Fraysseix+2 more
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An algorithm for reliability analysis of planar graphs [PDF]
Daniel Blenstock
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Let $G$ be any connected graph on $n$ vertices, $n \ge 2.$ Let $k$ be any positive integer. Suppose that a fire breaks out on some vertex of $G.$ Then in each turn $k$ firefighters can protect vertices of $G$ --- each can protect one vertex not yet on fire; Next a fire spreads to all unprotected neighbours.
openaire +3 more sources
Kramers–Wannier Duality and Random-Bond Ising Model
We present a new combinatorial approach to the Ising model incorporating arbitrary bond weights on planar graphs. In contrast to existing methodologies, the exact free energy is expressed as the determinant of a set of ordered and disordered operators ...
Chaoming Song
doaj +1 more source
A spherical fuzzy planar graph approach to optimize wire configuration in transformers
In this modern era, graph theory has become an integral part of science and technology. It has enormous applications in handling various design-based problems.
Hao Guan+5 more
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The class reconstruction number of maximal planar graphs [PDF]
Frank Harary, Josef Lauri
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