Top
Back: printSheaf
Forward: totalChernClass
FastBack:
FastForward:
Up: schubert_lib
Top: Singular Manual
Contents: Table of Contents
Index: Index
About: About this document

D.5.17.11 rankSheaf

Procedure from library schubert.lib (see schubert_lib).

Usage:
rankSheaf(S); S sheaf

Return:
int

Input:
S is a sheaf

Output:
a positive integer which is the rank of a sheaf.

Example:
 
LIB "schubert.lib";
variety G = Grassmannian(2,4);
def R = G.baseRing;
setring R;
sheaf S = makeSheaf(G,subBundle);
rankSheaf(S);
==> 2
See also: makeSheaf; printSheaf.

Top Back: printSheaf Forward: totalChernClass FastBack: FastForward: Up: schubert_lib Top: Singular Manual Contents: Table of Contents Index: Index About: About this document
            User manual for Singular version 4.3.1, 2022, generated by texi2html.