Mathlib Changelog
v3
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Mathlib v3 is deprecated.
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Theorem
ne_zero_of_ortho
Modification history
2021-10-26 07:25
src/linear_algebra/free_module/pid.lean
refactor(linear_algebra/free_module/pid): move lemmas (#9962) …
Deleted
ne_zero_of_ortho
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2021-03-08 19:42
src/linear_algebra/free_module.lean
feat(linear_algebra): submodules of f.g. free modules are free (#6178) …
Added
ne_zero_of_ortho
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