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introduce notion of beta redex to deal with lambdas in non-extensional positions

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2022-06-10 17:35:01 -07:00
parent b9b5377c69
commit 8efa3c8ade
10 changed files with 65 additions and 51 deletions
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1
src/ast/ast.cpp
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@ -1677,6 +1677,7 @@ quantifier* ast_manager::is_lambda_def(func_decl* f) {
return nullptr;
}
void ast_manager::register_plugin(family_id id, decl_plugin * plugin) {
SASSERT(m_plugins.get(id, 0) == 0);
m_plugins.setx(id, plugin, 0);

2
src/ast/ast.h
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@ -1618,7 +1618,7 @@ public:
bool is_lambda_def(quantifier* q) const { return q->get_qid() == m_lambda_def; }
void add_lambda_def(func_decl* f, quantifier* q);
quantifier* is_lambda_def(func_decl* f);
quantifier* is_lambda_def(app* e) { return is_lambda_def(e->get_decl()); }
symbol const& lambda_def_qid() const { return m_lambda_def; }