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45 lines
866 B
C++
45 lines
866 B
C++
/*++
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Copyright (c) 2012 Microsoft Corporation
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Module Name:
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polynomial_cache.h
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Abstract:
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"Hash-consing" for polynomials
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Author:
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Leonardo (leonardo) 2012-01-07
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Notes:
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--*/
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#ifndef _POLYNOMIAL_CACHE_H_
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#define _POLYNOMIAL_CACHE_H_
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#include"polynomial.h"
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namespace polynomial {
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/**
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\brief Functor for creating unique polynomials and caching results of operations
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*/
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class cache {
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struct imp;
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imp * m_imp;
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public:
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cache(manager & m);
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~cache();
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manager & m() const;
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manager & pm() const { return m(); }
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polynomial * mk_unique(polynomial * p);
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void psc_chain(polynomial const * p, polynomial const * q, var x, polynomial_ref_vector & S);
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void factor(polynomial const * p, polynomial_ref_vector & distinct_factors);
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void reset();
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};
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};
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#endif
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