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Theorem sub_ball_zero

Modification history

2022-11-01 13:13
src/analysis/normed/group/pointwise.lean
feat(analysis/normed/group/pointwise): Multiplicativise (#17023) …
Deleted sub_ball_zeroView on Github →
2022-04-29 20:31
src/analysis/normed/group/pointwise.lean
feat(analysis/normed_space/pointwise): Addition of balls (#13381) …
Added sub_ball_zeroView on Github →