Articles with "problem periodic" as a keyword



An adaptive finite element DtN method for the acoustic-elastic interaction problem in periodic structures

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Published in 2025 at "Advances in Computational Mathematics"

DOI: 10.1007/s10444-025-10253-9

Abstract: Consider a time-harmonic acoustic plane wave incident onto an elastic body with an unbounded periodic surface. The medium above the surface is supposed to be filled with a homogeneous compressible inviscid air/fluid of constant mass… read more here.

Keywords: acoustic elastic; finite element; elastic interaction; problem periodic ... See more keywords
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Problem on Periodic Vibrations of an I-beam with Clamped Endpoint in the Resonance Case

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Published in 2020 at "Differential Equations"

DOI: 10.1134/s0012266120030064

Abstract: Abstract We consider the problem about periodic solutions to a quasilinear equation of forced vibrations of an I-beam with one endpoint clamped and the other hinged. We derive conditions for the existence, smoothness, and uniqueness… read more here.

Keywords: endpoint; periodic vibrations; problem periodic; beam clamped ... See more keywords