Discriminant

可用

Discriminant of a polynomial.

形式

Discriminant[poly, var]

Discriminant[poly, var, Modulus -> p]

验证过的示例Discriminant[x^2 + b x + c, x] → b^2 - 4*c Discriminant[3, x] → 1/9 Discriminant[0, x] → 0选项

Method — default Automatic
Modulus — default 0

在 Qurak 上运行搜索参考

主题

Finite Fields - Polynomials over Finite Fields
New In60 Algebraic Computing - New Polynomial Functions
New In60 Alphabetical Listing - D
New In60 Mathematics And Algorithms - New Symbolic & Algebraic Computing Functions »
Polynomial Algebra - Polynomial Systems »
Polynomial Systems - Eliminating Variables

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