degree(MultiprojectiveVariety) -- the degree of the variety

Synopsis

• Function: degree

• Usage:

  degree X

• Inputs:
  • X, a multi-projective variety
• Outputs:
  • an integer, the degree of the image of $X$ via the Segre embedding of the ambient of $X$

Description

i1 : X = PP_QQ^({2,1},{1,3});

o1 : ProjectiveVariety, threefold in PP^2 x PP^3

i2 : degree X

o2 = 9

See also

• multidegree(MultiprojectiveVariety) -- the multidegree of the variety
• segre(MultiprojectiveVariety) -- the Segre embedding of the variety