Mathlib Changelog
v3
Changelog
About
Github
Mathlib v3 is deprecated.
Go to Mathlib v4
Theorem
set.nonempty.preimage'
Modification history
2022-12-07 20:30
src/data/set/basic.lean
refactor(data/set/basic): move image, preimage, and range to a new file (#17842) …
Modified
set.nonempty.preimage'
View on Github →
2021-11-23 13:11
src/data/set/basic.lean
feat(topology/connected): sufficient conditions for the preimage of a connected set to be connected (#10289) …
Added
set.nonempty.preimage'
View on Github →