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Gröbner Bases and Applications in Java - KRUM Server

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Reduction<br />

● removal of terms <strong>in</strong> a polynomial by<br />

subtraction of multiples of a polynomial taken<br />

from a list of polynomials<br />

● extended reduction<br />

R=K [ x 1 ,... , x n] , f , g ,h∈R , F ⊂R ,a∈K ,t ∈T<br />

f g f ' , f '= f – a t g , LM a t g=m ∈ f<br />

f F h , f = f 0 g1 f 1 ... gk f k=h , g i∈F<br />

Lemma : f ' T f , h T f , k0<br />

f F h , f =∑ g∈F h g gh , for some h g∈R , g∈F

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