23 lines
638 B
C++
23 lines
638 B
C++
/*
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Copyright (c) 2016 Microsoft Corporation. All rights reserved.
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Released under Apache 2.0 license as described in the file LICENSE.
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Author: Leonardo de Moura
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*/
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#pragma once
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#include "kernel/environment.h"
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namespace lean {
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struct inverse_info {
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unsigned m_arity;
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name m_inv;
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unsigned m_inv_arity;
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name m_lemma;
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};
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optional<inverse_info> has_inverse(environment const & env, name const & fn);
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optional<name> is_inverse(environment const & env, name const & inv);
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environment add_inverse_lemma(environment const & env, name const & lemma, bool persistent);
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void initialize_inverse();
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void finalize_inverse();
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}
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