Results 21 to 30 of about 476,380 (243)

Optimal Control Synthesis of Timed Event Graphs With Interval Model Specifications [PDF]

open access: yes, 2010
The purpose of this technical note is the optimal control synthesis of a timed event graph when the state and control trajectories should follow the specifications defined by an interval model.
M.K.Didi Alaoui, P. Declerck
core   +2 more sources

Interval-Valued Fuzzy Soft Graphs

open access: yesTopological Algebra and its Applications, 2017
In this paper, we combine concepts of interval-valued fuzzy soft sets and graph theory. Then we introduce notations of interval-valued fuzzy soft graphs and complete interval-valued fuzzy soft graphs.
Zihni Onur   +2 more
doaj   +1 more source

Relations between cumulants in noncommutative probability [PDF]

open access: yes, 2014
We express classical, free, Boolean and monotone cumulants in terms of each other, using combinatorics of heaps, pyramids, Tutte polynomials and permutations.
Arizmendi, Octavio   +3 more
core   +1 more source

Closed orders and closed graphs

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2016
The class of closed graphs by a linear ordering on their sets of vertices is investigated. A recent characterization of such a class of graphs is analyzed by using tools from the proper interval graph theory.
Crupi Marilena
doaj   +1 more source

On Strong Intervals in Fuzzy Graphs

open access: yesFuzzy Information and Engineering, 2017
Intervals and convexity play crucial roles in the applications of graph theory such as town planning and design of graphics. In this article, the concept of geodetic interval in graphs is extended to fuzzy graphs.
M.V. Dhanyamol, Sunil Mathew
doaj   +1 more source

Simultaneous Representation of Proper and Unit Interval Graphs [PDF]

open access: yes, 2019
In a confluence of combinatorics and geometry, simultaneous representations provide a way to realize combinatorial objects that share common structure. A standard case in the study of simultaneous representations is the sunflower case where all objects ...
Rutter, Ignaz   +3 more
core   +2 more sources

Robust Consensus in a Class of Fractional-Order Multi-Agent Systems with Interval Uncertainties Using the Existence Condition of Hermitian Matrices

open access: yesAxioms, 2023
This study outlines the necessary and sufficient criteria for swarm stability asymptotically, meaning consensus in a class of fractional-order multi-agent systems (FOMAS) with interval uncertainties for both fractional orders 0 < α < 1 and 1 < α < 2. The
Mohammadreza Riazat   +3 more
doaj   +1 more source

Algebraic Optimization of Binary Spatially Coupled Measurement Matrices for Interval Passing

open access: yes, 2018
We consider binary spatially coupled (SC) low density measurement matrices for low complexity reconstruction of sparse signals via the interval passing algorithm (IPA).
Habib, Salman, Kliewer, Joerg
core   +1 more source

Leanness Computation: Small Values and Special Graph Classes [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science
Let u and v be vertices in a connected graph G = (V, E). For any integer k such that 0 ≤ k ≤ dG (u, v), the k-slice Sk (u, v) contains all vertices x on a shortest uv-path such that dG (u, x) = k.
David Coudert   +2 more
doaj   +1 more source

On some simplicial elimination schemes for chordal graphs [PDF]

open access: yes, 2008
We present here some results on particular elimination schemes for chordal graphs, namely we show that for any chordal graph we can construct in linear time a simplicial elimination scheme starting with a pending maximal clique attached via a minimal ...
Habib, Michel, Limouzy, Vincent
core   +4 more sources

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