Approximation of eigenvalue problems arising from partial differential equations: examples and counterexamples

53 mins 59 secs,  187.35 MB,  WebM  640x360,  30.0 fps,  44100 Hz,  473.83 kbits/sec
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Description: Boffi, D
Wednesday 9th October 2019 - 15:05 to 15:50
 
Created: 2019-10-10 11:11
Collection: Geometry, compatibility and structure preservation in computational differential equations
Publisher: Isaac Newton Institute
Copyright: Boffi, D
Language: eng (English)
Distribution: World     (downloadable)
Explicit content: No
Aspect Ratio: 16:9
Screencast: No
Bumper: UCS Default
Trailer: UCS Default
 
Abstract: We discuss the finite element approximation of eigenvalue problems arising from elliptic partial differential equations. We present various examples of non-standard schemes, including mixed finite elements, approximation of operators related to the least-squares finite element method, parameter dependent formulations such as those produced by the virtual element method. Each example is studied theoretically; advantages and disadvantages of
each approach are pointed out.
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