equal
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inserted
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4 *) |
4 *) |
5 |
5 |
6 header {* Big infimum (minimum) and supremum (maximum) over finite (non-empty) sets *} |
6 header {* Big infimum (minimum) and supremum (maximum) over finite (non-empty) sets *} |
7 |
7 |
8 theory Lattices_Big |
8 theory Lattices_Big |
9 imports Finite_Set |
9 imports Finite_Set Option |
10 begin |
10 begin |
11 |
11 |
12 subsection {* Generic lattice operations over a set *} |
12 subsection {* Generic lattice operations over a set *} |
13 |
13 |
14 no_notation times (infixl "*" 70) |
14 no_notation times (infixl "*" 70) |