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Linear transformations that preserve the assignment

โœ Scribed by LeRoy B. Beasley; Gwang-Yeon Lee; Sang-Gu Lee


Publisher
Elsevier Science
Year
1994
Tongue
English
Weight
478 KB
Volume
212-213
Category
Article
ISSN
0024-3795

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On Zero-Preserving Linear Transformation
โœ J.M. Carnicer; J.M. Peรฑa; A. Pinkus ๐Ÿ“‚ Article ๐Ÿ“… 2002 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 132 KB

For an arbitrary subset I of and for a function f defined on I, the number of zeros of f on I will be denoted by In this paper we attempt to characterize all linear transformations T taking a linear subspace W of C I into functions defined on J (I J โІ ) such that Z I f = Z J Tf for all f โˆˆ W .