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A function f from R p to R is said to be linear if for vectors x, y ∈ R p and any real scalar α, f( αx + y) = αf( x) + f( y). Any function f that is not linear is said to be nonlinear.

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Nonlinear Time Series Analysis

  • 工具书词条

  • 发表日期：

    2025年

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  • Howell Tong

摘要

A function f from R p to R is said to be linear if for vectors x, y ∈ R p and any real scalar α, f( αx + y) = αf( x) + f( y). Any function f that is not linear is said to be nonlinear.