On difference approximations of the diss
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Heinz-Otto Kreiss
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Article
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1964
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John Wiley and Sons
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English
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I f y is a vector, then we denote byy' andy\*, respectively, the transposed and the adjoint vector ofy. Similar notations hold for matrices. By IyI or IAl = sup lAyl/lyl we denote the Euclidean norm of a vector or matrix.