Mathlib v3 is deprecated. Go to Mathlib v4

Commit 2022-06-04 17:34 93fb5345

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refactor(topology/vector_bundle): split file (#14535) Also:

  • Rename pullback -> topological_vector_bundle.pullback
  • Use delta_instance instead of local attribute [reducible]
  • Change module doc
  • Remove transitive import

Estimated changes