Clea F. Rees submitted an update to the
prooftrees
package.
Version number: 0.4 License type: lppl1.3
Summary description: Forest-based proof trees (symbolic logic)
Announcement text: ---------------------------------------------------------------------- This version fixes two bugs: line no shift now works correctly and a stray edge has been eliminated which was otherwise erroneously drawn in certain cases. ----------------------------------------------------------------------
This package is located at http://mirror.ctan.org/graphics/pgf/contrib/prooftrees
More information is at http://www.ctan.org/pkg/prooftrees
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Thanks for the upload.
For the CTAN Team Manfred Lotz