posynomial

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English

Alternative forms

posinomial

Etymology

Blend of positive +‎ polynomial

Noun

posynomial (plural posynomials)

(mathematics) A function of the form $f(x_{1},x_{2},\dots ,x_{n})=\sum _{k=1}^{K}c_{k}x_{1}^{a_{1k}}\cdots x_{n}^{a_{nk}}$ , where all the coordinates $x_{i}$ and coefficients $c_{k}$ are positive real numbers, and the exponents $a_{ik}$ are real numbers.

Further reading

posynomial on Wikipedia.Wikipedia

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