Results 31 to 40 of about 1,795,811 (300)

Stochastic reaction–diffusion equations on networks [PDF]

open access: yes, 2021
We consider stochastic reaction–diffusion equations on a finite network represented by a finite graph. On each edge in the graph, a multiplicative cylindrical Gaussian noise-driven reaction–diffusion equation is given supplemented by a dynamic Kirchhoff ...
Kovacs, Mihaly   +4 more
core   +1 more source

Directed graph iterated function systems [PDF]

open access: yes, 2011
This thesis concerns an active research area within fractal geometry. In the first part, in Chapters 2 and 3, for directed graph iterated function systems (IFSs) defined on ℝ, we prove that a class of 2-vertex directed graph IFSs have attractors that ...
Boore, Graeme C.
core   +2 more sources

A 2D Laser SLAM Graph Optimization Based On A Position And Angle Partition And Cholesky Decomposition

open access: yesJournal of Applied Science and Engineering, 2023
The traditional 2D laser slam back-end graph optimization (LSBGO) is not efficient in some special situations, such as fast scene switching, limited computing time, and limited hardware facilities.
Liangliang Gao   +5 more
doaj   +1 more source

Improved Approximate Minimum Degree Ordering Method and Its Application for Electrical Power Network Analysis and Computation

open access: yesTsinghua Science and Technology, 2021
Electrical power network analysis and computation play an important role in the planning and operation of the power grid, and they are modeled mathematically as differential equations and network algebraic equations.
Jian Guo   +5 more
doaj   +1 more source

Characteristics of Conservation Laws for Difference Equations [PDF]

open access: yes, 2013
Each conservation law of a given partial differential equation is determined (up to equivalence) by a function known as the characteristic. This function is used to find conservation laws, to prove equivalence between conservation laws, and to prove the ...
Hydon, PE   +3 more
core   +1 more source

Bond-Graph-Based Approach to Teach PID and Sliding Mode Control in Mechatronics

open access: yesMachines, 2023
The main contribution of this article is creating synergy between subjects; this means that students use the same graphical tool in several subjects.
Zenan Guo   +2 more
doaj   +1 more source

Assessment of Reliability of the Transport Information Systems

open access: yesCommunications, 2022
In this paper is given the definition of e reliability of a transport information system, with features of transport information systems listed. Equations for calculating reliability indicators are given, as well.
Boris Zhelenkov   +4 more
doaj   +1 more source

Fundamental Study of the Fill-in Minimization Problem [PDF]

open access: yes, 1980
In this paper the fill-in minimization problem which arises at the application of the sparse matrix method for a large sparse set of linear equations is discussed from the graph-theoretic viewpoint and also through the numerical experiments.
Numata, Katsu, Taniguchi, Takeo
core   +1 more source

Ideal Graph of a Graph [PDF]

open access: yes, 2011
In this paper, we introduce ideal graph of a graph and study some of its properties. We characterize connectedness, isomorphism of graphs and coloring property of a graph using ideal graph.
Manoharan, R., Vasuki, R.
core   +1 more source

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