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@article{NUMA_1981__37_132739, author = {D. Braess}, title = {The {Contraction} {Number} of a {Multigrid} {Method} for {Solving} the {Poisson} {Equation.}}, journal = {Numerische Mathematik}, pages = {387--404}, publisher = {mathdoc}, volume = {37}, year = {1981}, zbl = {0461.65078}, url = {http://geodesic.mathdoc.fr/item/NUMA_1981__37_132739/} }
D. Braess. The Contraction Number of a Multigrid Method for Solving the Poisson Equation.. Numerische Mathematik, Tome 37 (1981), pp. 387-404. http://geodesic.mathdoc.fr/item/NUMA_1981__37_132739/