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    • CommentRowNumber1.
    • CommentAuthorUrs
    • CommentTimeJan 27th 2012

    had occasion to create dual vector space.

    • CommentRowNumber2.
    • CommentAuthorzskoda
    • CommentTimeJan 30th 2012

    I added

    VV *V \mapsto V^* extends to a contravariant functor: given a linear map A:VWA: V\to W, the dual or transpose map A *=A T:W *V *A^* = A^T : W^*\to V^* is given by A *(w 1),v=w 1,A(v)\langle A^*(w_1), v\rangle = \langle w_1, A(v)\rangle w 1W *\forall w_1\in W^*, vV\forall v\in V.

    • CommentRowNumber3.
    • CommentAuthorzskoda
    • CommentTimeSep 5th 2013
    • (edited Sep 5th 2013)

    New related entry (only a small part of intended material covered so far) dual gebra.

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