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GradingDim    --    Number of components in weighted degree

Syntax

GradingDim(P): INT

Description

This function returns the grading dimension of a polynomial ring, i.e. how many of the rows of the order matrix of P are to be taken as specifying the grading.

Example

/**/ OrdM := MakeTermOrdMat(RowMat([2,3])); /**/ P := NewPolyRing(QQ, "x,y", OrdM, 1); /**/ GradingDim(P); 1

See Also

• NewPolyRing
• GradingMat