Algebraic Geometry
《Algebraic Geometry》 · 第 181 页 · Chapter II,Remark 8.18.1
If $X$ is projective and nonsingular, we define the geometric genus of $X$ to be $p_g=\dim_k\Gamma(X,\omega_X)$.
Algebraic Geometry
《Algebraic Geometry》 · 第 181 页 · Chapter II,Remark 8.18.1
If $X$ is projective and nonsingular, we define the geometric genus of $X$ to be $p_g=\dim_k\Gamma(X,\omega_X)$.
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