| Algebraic Equation: x2y2-a2y2-b2x2 = 0 Degree: 4 Singularities: [0:0:1], [0:1:0], [1:0:0] Multiplicity: 2, 2, 2 Branching Number of each Singularity: 2, 2, 2 Genus: 0 Parameterized Equation: x = 2iat/(t2+1), y = 2bt/(t2-1) Delta Invariant: 3 Milnor Number: 1 Tjurina Number: 3 |
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