Abstract

The potential of a finite-element technique based on an egalitarian meshing of the space–time domain D of physical problems described by parabolic or hyperbolic differential equations is explored. A least-squares minimization technique is applied in the meshed domain D to obtain stiffness-like matrices associated with various linear differential operators. Applications discussed include problems of boundary growth, and diffusive coalescence, in which D cannot be regarded as the Cartesian product of two independent domains in space and time.

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Data Availability Statement

All data, models, or code that support the findings of this study are available from the corresponding author upon reasonable request.

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Go to Journal of Engineering Mechanics
Journal of Engineering Mechanics
Volume 150Issue 4April 2024

History

Received: May 2, 2023
Accepted: Oct 26, 2023
Published online: Jan 30, 2024
Published in print: Apr 1, 2024
Discussion open until: Jun 30, 2024

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Professor, Dept. of Mechanical and Manufacturing Engineering, Univ. of Calgary, Calgary, AB, Canada T2N 1N4 (corresponding author). ORCID: https://orcid.org/0000-0003-1216-0039. Email: [email protected]
Dept. of Mechanical and Manufacturing Engineering, Univ. of Calgary, Calgary, AB, Canada T2N 1N4. ORCID: https://orcid.org/0000-0001-9700-3694. Email: [email protected]
Professor, Dept. of Mechanical and Manufacturing Engineering, Univ. of Calgary, Calgary, AB, Canada T2N 1N4. ORCID: https://orcid.org/0000-0002-2598-8735. Email: [email protected]

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