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Wavelet-based numer...
Wavelet-based numerical homogenization
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Dorobantu, M (författare)
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- Engquist, Björn (författare)
- KTH,Numerisk analys, NA
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(creator_code:org_t)
- 1998
- 1998
- Engelska.
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Ingår i: SIAM Journal on Numerical Analysis. - 0036-1429 .- 1095-7170. ; 35:2, s. 540-559
- Relaterad länk:
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https://urn.kb.se/re...
Abstract
Ämnesord
Stäng
- A numerical homogenization procedure for elliptic differential equations is presented. It is based on wavelet decompositions of discrete operators in find and coarse scale components followed by the elemination of the fine scale contributions. If the operator is in divergence form, this is preserved by the homogenization procedure. For periodic problems, results similar to classical effective coefficient theory is proved. The procedure can be applied to problems that are not cell-periodic.
Ämnesord
- NATURVETENSKAP -- Data- och informationsvetenskap (hsv//swe)
- NATURAL SCIENCES -- Computer and Information Sciences (hsv//eng)
Nyckelord
- elliptic
- operators
- homogenization
- Wavelets
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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