sectionalGenus -- the sectional genus of an embedded projective variety

• Usage:

  sectionalGenus X

• Inputs:
  • X, an embedded projective variety, a positive dimensional variety
• Outputs:
  • an integer, the sectional arithmetic genus of X

i1 : X = PP_QQ^(3,2);

o1 : ProjectiveVariety, threefold in PP^9

i2 : sectionalGenus X

o2 = 1