Singular Manual: totalSegreClass

| #### D.5.17.15 totalSegreClass Procedure from library `schubert.lib` (see schubert_lib). Usage: totalSegreClass(S); S sheaf Return: poly Input: S is a sheaf Theory: This is the total Segre class of a sheaf. SEE AlSO: totalChernClass Example:
    LIB "schubert.lib";
    variety G = Grassmannian(2,4);
    def R = G.baseRing;
    setring R;
    sheaf S = makeSheaf(G,subBundle);
    totalSegreClass(S);
    ==> q(2)+q(1)+1

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