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add tc and trc functionals for binary relations

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-04-09 22:47:01 +02:00
parent d3305aac16
commit ae982c5225
13 changed files with 361 additions and 77 deletions
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43
src/api/z3_api.h
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@ -875,6 +875,18 @@ typedef enum
- Z3_OP_PB_EQ: Generalized Pseudo-Boolean equality constraint.
Example 2*x + 1*y + 2*z + 1*u = 4
- Z3_OP_SPECIAL_RELATION_LO: A relation that is a total linear order
- Z3_OP_SPECIAL_RELATION_PO: A relation that is a partial order
- Z3_OP_SPECIAL_RELATION_PLO: A relation that is a piecewise linear order
- Z3_OP_SPECIAL_RELATION_TO: A relation that is a tree order
- Z3_OP_SPECIAL_RELATION_TC: Transitive closure of a relation
- Z3_OP_SPECIAL_RELATION_TRC: Transitive reflexive closure of a relation
- Z3_OP_FPA_RM_NEAREST_TIES_TO_EVEN: Floating-point rounding mode RNE
- Z3_OP_FPA_RM_NEAREST_TIES_TO_AWAY: Floating-point rounding mode RNA
@ -1101,12 +1113,6 @@ typedef enum {
Z3_OP_BUREM_I,
Z3_OP_BSMOD_I,
// Special relations
Z3_OP_SPECIAL_RELATION_LO,
Z3_OP_SPECIAL_RELATION_PO,
Z3_OP_SPECIAL_RELATION_PLO,
Z3_OP_SPECIAL_RELATION_TO,
// Proofs
Z3_OP_PR_UNDEF = 0x500,
Z3_OP_PR_TRUE,
@ -1216,8 +1222,17 @@ typedef enum {
Z3_OP_PB_GE,
Z3_OP_PB_EQ,
// Special relations
Z3_OP_SPECIAL_RELATION_LO = 0xa000,
Z3_OP_SPECIAL_RELATION_PO,
Z3_OP_SPECIAL_RELATION_PLO,
Z3_OP_SPECIAL_RELATION_TO,
Z3_OP_SPECIAL_RELATION_TC,
Z3_OP_SPECIAL_RELATION_TRC,
// Floating-Point Arithmetic
Z3_OP_FPA_RM_NEAREST_TIES_TO_EVEN,
Z3_OP_FPA_RM_NEAREST_TIES_TO_EVEN = 0xb000,
Z3_OP_FPA_RM_NEAREST_TIES_TO_AWAY,
Z3_OP_FPA_RM_TOWARD_POSITIVE,
Z3_OP_FPA_RM_TOWARD_NEGATIVE,
@ -3643,6 +3658,20 @@ extern "C" {
*/
Z3_ast Z3_API Z3_mk_tree_order(Z3_context c, unsigned id, Z3_ast a, Z3_ast b);
/**
\brief create transitive closure of binary relation.
def_API('Z3_mk_transitive_closure', FUNC_DECL ,(_in(CONTEXT), _in(FUNC_DECL)))
*/
Z3_func_decl Z3_API Z3_mk_transitive_closure(Z3_context c,Z3_func_decl f);
/**
\brief create transitive reflexive closure of binary relation.
def_API('Z3_mk_transitive_reflexive_closure', FUNC_DECL ,(_in(CONTEXT), _in(FUNC_DECL)))
*/
Z3_func_decl Z3_API Z3_mk_transitive_reflexive_closure(Z3_context c,Z3_func_decl f);
/*@}*/
/** @name Quantifiers */