Results 31 to 40 of about 79,939 (231)

Simulation of vibrations of a continuously elastic supported rod with varying boundary conditions under the action of a movable

open access: yesMATEC Web of Conferences, 2018
To simulate the non-linear vibrations of a floating bridge of a continuous system on separate floating supports with additional limiting supports at the ends with a moving load solves the most complicated problem which is the problem of describing the ...
Gridnev Sergey   +3 more
doaj   +1 more source

The simulation of dynamic systems using combined modelling

open access: yesMathematical Modelling and Analysis, 2000
The new approach to the problems of dynamic systems simulation is proposed. The analytical and imitation modelling of non‐linear complex dynamic systems which comprise simulation of continuous and discrete processes with constant and variable parameters,
R. Alzbutas, V. Janilionis
doaj   +1 more source

Observability of Linear Differential-algebraic Equations in the Class of Chebyshev Functions

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2017
We consider linear time-varying systems of first order ordinary differential equations unresolved with respect to the derivative of the unknown function and identically degenerate in the domain.
P.S. Petrenko
doaj   +1 more source

On a differential inclusion related to the Born-Infeld equations [PDF]

open access: yes, 2013
We study a partial differential relation that arises in the context of the Born-Infeld equations (an extension of the Maxwell's equations) by using Gromov's method of convex integration in the setting of divergence free ...
Dacorogna B.   +6 more
core   +2 more sources

Viscosity Solution of Mean-Variance Portfolio Selection of a Jump Markov Process with No-Shorting Constraints

open access: yesJournal of Applied Mathematics, 2016
We consider the so-called mean-variance portfolio selection problem in continuous time under the constraint that the short-selling of stocks is prohibited where all the market coefficients are random processes.
Moussa Kounta
doaj   +1 more source

Automatic Clearance Anomaly Detection for Transmission Line Corridors Utilizing UAV-Borne LIDAR Data

open access: yesRemote Sensing, 2018
Transmission line corridor (i.e., Right-of-Ways (ROW)) clearance management plays a critically important role in power line risk management and is an important task of the routine power line inspection of the grid company. The clearance anomaly detection
Chi Chen   +4 more
doaj   +1 more source

Thurston boundary of Teichm\"uller spaces and the commensurability modular group [PDF]

open access: yes, 1999
If $p : Y \to X$ is an unramified covering map between two compact oriented surfaces of genus at least two, then it is proved that the embedding map, corresponding to $p$, from the Teichm\"uller space ${\cal T}(X)$, for $X$, to ${\cal T}(Y)$ actually ...
Biswas, Indranil   +2 more
core   +3 more sources

Slow invariant manifolds as curvature of the flow of dynamical systems [PDF]

open access: yes, 2014
Considering trajectory curves, integral of n-dimensional dynamical systems, within the framework of Differential Geometry as curves in Euclidean n-space, it will be established in this article that the curvature of the flow, i.e.
Chua, Leon   +2 more
core   +1 more source

Characteristic matrices for linear periodic delay differential equations [PDF]

open access: yes, 2011
Szalai et al. (SIAM J. on Sci. Comp. 28(4), 2006) gave a general construction for characteristic matrices for systems of linear delay-differential equations with periodic coefficients.
Chow S. N., Jan Sieber, Robert Szalai
core   +3 more sources

Algebraic Change-Point Detection [PDF]

open access: yes, 2009
Elementary techniques from operational calculus, differential algebra, and noncommutative algebra lead to a new approach for change-point detection, which is an important field of investigation in various areas of applied sciences and engineering ...
Fliess, Michel   +2 more
core   +4 more sources

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