Summary
- more elementary rules about div / mod on int
- complete set of cases rules for integers known to be (non-)positive/negative; legacy theorem branding
- more facts on sgn, abs
- dropped slightly outdated comment
The file was modified | src/HOL/Divides.thy (diff) |
The file was modified | src/HOL/Power.thy (diff) |
The file was modified | src/HOL/Int.thy (diff) |
The file was modified | src/HOL/Rings.thy (diff) |
The file was modified | src/HOL/Nat.thy (diff) |