canonical divisor

Given an algebraic variety, its *canonical divisor* is the divisor corresponding to its canonical line bundle.

Similarly, its *anticanonical divisor* is the additive inverse of the canonical divisor in the group of divisors, hence the divisor corresponding to the anticanonical line bundle.

See also:

- Wikipedia,
*Canonical bundle*

Created on November 29, 2020 at 04:39:23. See the history of this page for a list of all contributions to it.