| changeset 15140 | 322485b816ac |
| parent 15131 | c69542757a4d |
| child 15206 | 09d78ec709c7 |
| 15139:58cd3404cf75 | 15140:322485b816ac |
|---|---|
4 *) |
4 *) |
5 |
5 |
6 header {* Set theory for higher-order logic *} |
6 header {* Set theory for higher-order logic *} |
7 |
7 |
8 theory Set |
8 theory Set |
9 import HOL |
9 imports HOL |
10 begin |
10 begin |
11 |
11 |
12 text {* A set in HOL is simply a predicate. *} |
12 text {* A set in HOL is simply a predicate. *} |
13 |
13 |
14 |
14 |