Macaulay2 » Documentation
Packages » Pullback :: Pullback
next | previous | forward | backward | up | index | toc

Pullback -- pullback in the category of rings

Description

Pullback is a package that implements pullback for diagrams of rings

Caveat

Works only for maps of rings finitely generated over a base field and one of the two maps is surjective

Authors

  • Drew Ellingson
  • Karl Schwede

Version

This documentation describes version 1.03 of Pullback.

Citation

If you have used this package in your research, please cite it as follows:

@misc{PullbackSource,
  title = {{Pullback: pullback of rings. Version~1.03}},
  author = {Drew Ellingson and Karl Schwede},
  howpublished = {A \emph{Macaulay2} package available at
    \url{https://github.com/Macaulay2/M2/tree/master/M2/Macaulay2/packages}}
}

Exports

For the programmer

The object Pullback is a package, defined in Pullback.m2.


The source of this document is in Pullback.m2:400:0.