simply connected space

(redirected from Multiply connected)

simply connected space

[′sim·plē kə¦nek·təd ′spās]
(mathematics)
A topological space whose fundamental group consists of only one element; equivalently, all closed curves can be shrunk to a point.
References in periodicals archive ?
For bounded or unbounded multiply connected domains of connectivity m+1, discretizing the boundary integral equations (2.
In this paper, the performance of the presented method will be tested on five numerical examples, which include various types of multiply connected domains.
The contributors construct a linear Pfaff equation of Fuchs type with three singular surfaces, solve the scalar Riemann-Hilbert problem for circular multiply connected domains, and describe the behavior of solutions to the Cauchy problem for hyperbolic regularizations of conservation laws.
The Dirichlet problems for higher-order linear differential equations in multiply connected domains have not been solved yet.
The Robin problem is not considered for higher-order model and linear differential equations in the case of unbounded domains and multiply connected domains.
These weird shapes can be understood in terms of three-dimensional polyhedrons whose faces are glued together to create finite, multiply connected spaces.
In a finite, multiply connected universe, an observer at the center of such a sphere would see the same circle of points in two different directions.
Various numerical methods for conformal mappings of multiply connected domains were discussed in the recent book edited by Kuhnau [10].
Riemann-Hilbert problems for multiply connected domains explicitly or implicitly arise in the above investigations, since construction of conformal mappings can be reduced to the solution of Riemann-Hilbert problems [14, 21].
Papers on two-dimensional algorithms address such topics as elliptic barrier-type grid generators for problems with moving boundaries, a class of quasi-isometric grids, triangle distortions under quasi-isometries, grid optimization and adaptation, moving mesh calculations in unsteady two-dimensional problems, generation of curvilinear grids in multiply connected domains of complex topology.
In the last several years there have been a number of advances in methods for multiply connected domains; see, e.