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Commit 2022-08-12 16:58 58cef51f

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feat(algebra/module/bimodule): basic definitions for subbimodules (#14465)

Estimated changes

Created src/algebra/module/bimodule.lean

added def subbimodule.base_change

added def subbimodule.mk

added theorem subbimodule.smul_mem'

added theorem subbimodule.smul_mem

added def subbimodule.to_subbimodule_int

added def subbimodule.to_subbimodule_nat

added def subbimodule.to_submodule'

added def subbimodule.to_submodule

Modified src/ring_theory/tensor_product.lean

added def tensor_product.algebra.module_aux

added theorem tensor_product.algebra.module_aux_apply

added theorem tensor_product.algebra.smul_def

Modified test/instance_diamonds.lean