pureCohomologyTable(List,ZZ,ZZ) -- pure cohomology table given zeros of Hilbert polynomial

Synopsis

• Function: pureCohomologyTable

• Usage:

  pureCohomologyTable(L,lo,hi)

• Inputs:
  • L, a list, a list of distinct integers
  • lo, an integer, the leftmost degree of the table
  • hi, an integer, the rightmost degree of the table
• Outputs:
  • a Cohomology tally, the cohomology table, truncated at the given degrees

Description

i1 : pureCohomologyTable({-3,-2,0},-5,5)

         -5 -4 -3 -2 -1 0 1  2  3  4   5
o1 = 3: 120 70 36 15  4 . .  .  .  .   .
     2:   .  .  .  .  . . .  .  .  .   .
     1:   .  .  .  .  . 1 .  .  .  .   .
     0:   .  .  .  .  . . 6 20 45 84 140

o1 : CohomologyTally

See also

• bott -- cohomology of Schur functors of tautological bundle on P^n