Lemmas on dvd, power and finite summation added or strengthened.
* July 2005: Jeremy Avigad, Carnegie Mellon University
Various improvements of the HOL and HOL-Complex library.
* July 2005: Florian Haftmann, TUM
Some combinators for linear functional transformations in ML:
|-> #-> fold_map etc.
* July 2005: Florian Zuleger, Johannes Hoelzl, and Simon Funke, TUM
Some structured proofs about completeness of real numbers.
* May 2005: Rafal Kolanski, NICTA
Substantially improved retrieval of facts from theory/proof context.
* May 2005: Florian Haftmann, TUM
Several new antiquotation.
* February 2005: Lucas Dixon, University of Edinburgh
Substantially improved subst method.
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