Summary
- Some tidying up (mostly regarding summations from 0)
- tidied up Infinite_Products
- merged
- fixed HOL-Analysis
- merged; resolved conflicts manually (esp. lemmas that have been moved from Linear_Algebra and Cartesian_Euclidean_Space)
- added Johannes' generalizations Modules.thy and Vector_Spaces.thy; adapted HOL and HOL-Analysis accordingly
- a lemma about infinite products
- merged
- tidying up and using real induction methods