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Theorem preimage_add_sphere

Modification history

2022-10-06 17:50
src/analysis/normed/group/basic.lean
feat(analysis/normed/group/basic): Multiplicative, noncommutative normed groups (#15705) …
Deleted preimage_add_sphereView on Github →
2021-10-11 04:03
src/analysis/normed/group/basic.lean
chore(analysis/normed/group/basic): rename vars (#9652) …
Modified preimage_add_sphereView on Github →
2021-10-10 21:07
src/analysis/normed/group/basic.lean
chore(analysis): move some code to `analysis.normed.group.basic` (#9642)
Modified preimage_add_sphereView on Github →
2021-09-21 17:41
src/analysis/normed_space/basic.lean
feat(analysis/normed_space/basic): the rescaling of a ball is a ball (#9297) …
Added preimage_add_sphereView on Github →