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MultiprojectiveVarieties :: schubertCycle

schubertCycle -- take a random Schubert cycle

Synopsis

Description

For the general theory, see e.g. the book 3264 & All That - Intersection Theory in Algebraic Geometry, by D. Eisenbud and J. Harris.

i1 : G = GG(ZZ/33331,1,5);

o1 : ProjectiveVariety, GG(1,5)
i2 : S = schubertCycle({2,1},G)

o2 = S

o2 : ProjectiveVariety, 5-dimensional subvariety of PP^14 (subvariety of codimension 3 in G)
i3 : cycleClass S

o3 = s
      2,1

o3 : ZZ[s   , s   ]
         3,0   2,1

See also

Ways to use schubertCycle :

For the programmer

The object schubertCycle is a method function with options.