Cartier class group
= Cartier class group
{title2=$\operatorname{CaCl}(X)$}
The Cartier class group is the group of Cartier divisors modulo principal Cartier divisors. On an integral scheme it is naturally $H^1(X,\mathcal O_X^*)$.
= Cartier class group
{title2=$\operatorname{CaCl}(X)$}
The Cartier class group is the group of Cartier divisors modulo principal Cartier divisors. On an integral scheme it is naturally $H^1(X,\mathcal O_X^*)$.