Composition operator

In mathematics, the composition operator $C_\phi$ with symbol $\phi$ is a linear operator defined by the rule

C_\phi (f) = f \circ\phi

where $f \circ\phi$ denotes function composition.

The study of composition operators is covered by AMS category 47B33.

单词	Composition operator
释义	Composition operator 英语百科 Composition operator In mathematics, the composition operator $C_\phi$ with symbol $\phi$ is a linear operator defined by the rule $C_\phi (f) = f \circ\phi$ where $f \circ\phi$ denotes function composition. The study of composition operators is covered by AMS category 47B33.
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