What does it mean when Sage computes genus of a projective plane curve to be -1?
Input:
x,y,z = QQ['x,y,z'].gens()
C = Curve(x^4 + 10*x^2*y*z + 5*y^2*z^2)
C.genus()
Output:
-1
1 | initial version |
What does it mean when Sage computes genus of a projective plane curve to be -1?
Input:
x,y,z = QQ['x,y,z'].gens()
C = Curve(x^4 + 10*x^2*y*z + 5*y^2*z^2)
C.genus()
Output:
-1
What does it mean when Sage computes genus of a projective plane curve to be -1?
Input:
x,y,z = QQ['x,y,z'].gens()
C = Curve(x^4 + 10*x^2*y*z + 5*y^2*z^2)
C.genus()
Output:
-1