-
Currently we have a function `add_prelude_eqs` that can add equations proved in the saw-core prelude (`Prelude.sawcore`) to a `Simpset`. However, there is no way to obtain such an equation as a `Theor…
-
Add new theorems and hypothesises to tex-work
-
Being able to write things like ``Induct_on `FINITE` `` is nice, but it'd be even nicer if one had a way of occasionally specifying different theorems from the default. (This is particularly relevant …
mn200 updated
3 years ago
-
(The "finer" of the title has to be read as the opposite of "coarser".) There are a few sections in set.mm where several definitions are introduced "en masse", and then their properties proven altoge…
-
A recent pull request #2635 mentioned a theorem `rspcda` which didn't use one of its essential hypotheses. I ran a program to find other examples of such theorems in set.mm, but since there are hundre…
-
Gérard sent me the following suggestions regarding this. It sounds ok to me but I'm posting it in case there are any comments.
"
Following Mario’s proof of Heron’s formula, I propose the followin…
-
This is the optional 2nd year course. Metric spaces and topological spaces are in mathlib so let's check out their interfaces and see how good they are. We could start by digitising some of the exampl…
-
The definitions and theorems in Part 18 COMPLEX TOPOLOGICAL VECTOR SPACES (DEPRECATED) should be transferred to be based on extensible stuctures (if not already available) and integrated into PART 12 …
-
The [latest HOL](https://github.com/HOL-Theorem-Prover/HOL/releases/tag/kananaskis-13) has support for nice user facing syntax. This issue is about updating the entire code base to use the new syntax.…
-
Lets call (P) to be: every locally finite open cover has a finite subcover.
Its clear that (P) implies pseudocompactness, and for completely regular spaces the converse holds.
Does (P) have a comm…