Summary
- merged
- merged
- huge de-apply effort
- more uniform Isabelle splash screen -- avoid problems with jEdit splash and Java 11 on some Linux window managers;
- yet more de-applying
- more de-applying
- more tidying up
- A bit of de-applying
- Algebraic closure: moving more theorems into their rightful places
- moving around some material from Algebraic_Closure
- merged
- full proof of algebraic closure, by Paulo de Vilhena