Geodesic
A Conjugate Gradient Method and a Multigrid Algorithm for Morley' s Finite Element Approximation of the Biharmonic Equation.
Numerische Mathematik, Tome 50 (1986), pp. 567-586.

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Mots-clés : biharmonic equation, nonconforming finite elements, preconditioned conjugate gradient methods, Morley's nonconforming displacement method, preconditioning, Poisson equations, multigrid algorithm, stepsize control, convergence, numerical results 
@article{NUMA_1986__50_133173,
     author = {D. Braess and P. Peisker},
     title = {A {Conjugate} {Gradient} {Method} and a {Multigrid} {Algorithm} for {Morley'} s {Finite} {Element} {Approximation} of the {Biharmonic} {Equation.}},
     journal = {Numerische Mathematik},
     pages = {567--586},
     publisher = {mathdoc},
     volume = {50},
     year = {1986},
     zbl = {0595.65113},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1986__50_133173/}
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D. Braess; P. Peisker. A Conjugate Gradient Method and a Multigrid Algorithm for Morley' s Finite Element Approximation of the Biharmonic Equation.. Numerische Mathematik, Tome 50 (1986), pp. 567-586. http://geodesic.mathdoc.fr/item/NUMA_1986__50_133173/