On Tue, 13 Sep 2011 Florêncio Neves submitted the
tikz-cd
package.
Summary description: Create commutative diagrams with tikz License type: lppl
Announcement text: ---------------------------------------------------------------------- This package provides a set of macros to create commutative diagrams and other kinds of mathematical pictures using tikz. It also provides a set of arrow tips that match closely those of Computer Modern's mathematical symbols. ----------------------------------------------------------------------
This package is located at http://mirror.ctan.org/graphics/pgf/contrib/tikz-cd . More information is at http://www.ctan.org/pkg/tikz-cd (if the package is new it may take a day for that information to appear). We are supported by the TeX Users Group http://www.tug.org . Please join a users group; see http://www.tug.org/usergroups.html .
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Thanks for the upload.
For the CTAN Team Rainer Schöpf