nLab
canonical divisor

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Contents

Idea

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.

References

See also:

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