Tue, 30 Jun 2009 21:23:01 +0200 wenzelm merged
Tue, 30 Jun 2009 19:54:04 +0200 hoelzl NEWS updated
Tue, 30 Jun 2009 18:25:55 +0200 hoelzl DERIV_ln is proved in Transcendental and in Ln, use Transcendental to prove Ln.
Tue, 30 Jun 2009 18:24:00 +0200 hoelzl remove DERIV_tac and deriv_tac, neither is used in Isabelle/HOL or the AFP
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