John-Ellipsoid

Ein John-Ellipsoid ist in der Mathematik das eindeutig bestimmte Ellipsoid, das in einem konvexen Körper enthalten ist und mit dieser Eigenschaft maximales (voll-dimensionales) Volumen besitzt. Das John-Ellipsoid ist nach dem deutschen Mathematiker Fritz John benannt.

Literatur

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• John, Fritz. "Extremum problems with inequalities as subsidiary conditions". Studies and Essays Presented to R. Courant on his 60th Birthday, January 8, 1948, 187–204. Interscience Publishers, Inc., New York, N. Y., 1948.
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