Commit 2023-03-10 07:31 7a06df46

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feat: port CategoryTheory.Adjunction.Comma (#2591)

Estimated changes

Modified Mathlib.lean

Created Mathlib/CategoryTheory/Adjunction/Comma.lean

added def CategoryTheory.adjunctionOfCostructuredArrowTerminals

added def CategoryTheory.adjunctionOfStructuredArrowInitials

added def CategoryTheory.isLeftAdjointOfCostructuredArrowTerminals

added def CategoryTheory.isRightAdjointOfStructuredArrowInitials

added def CategoryTheory.leftAdjointOfStructuredArrowInitials

added def CategoryTheory.leftAdjointOfStructuredArrowInitialsAux

added def CategoryTheory.mkInitialOfLeftAdjoint

added def CategoryTheory.mkTerminalOfRightAdjoint

added theorem CategoryTheory.nonempty_isLeftAdjoint_iff_hasTerminal_costructuredArrow

added theorem CategoryTheory.nonempty_isRightAdjoint_iff_hasInitial_structuredArrow

added def CategoryTheory.rightAdjointOfCostructuredArrowTerminals

added def CategoryTheory.rightAdjointOfCostructuredArrowTerminalsAux