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60 lines
1.1 KiB
C++
60 lines
1.1 KiB
C++
/*++
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Copyright (c) 2006 Microsoft Corporation
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Module Name:
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inf_int_rational.cpp
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Abstract:
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Rational numbers with infenitesimals
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Author:
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Nikolaj Bjorner (nbjorner) 2006-12-05.
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Revision History:
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--*/
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#include<sstream>
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#include "util/inf_int_rational.h"
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inf_int_rational inf_int_rational::m_zero;
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inf_int_rational inf_int_rational::m_one;
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inf_int_rational inf_int_rational::m_minus_one;
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std::string inf_int_rational::to_string() const {
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if (m_second == 0) {
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return m_first.to_string();
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}
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std::ostringstream s;
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s << "(" << m_first.to_string();
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if (m_second < 0) {
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s << " -e*" << (-m_second) << ")";
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}
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else {
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s << " +e*" << m_second << ")";
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}
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return s.str();
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}
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void initialize_inf_int_rational() {
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inf_int_rational::init();
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}
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void inf_int_rational::init() {
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m_zero.m_first = rational::zero();
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m_one.m_first = rational::one();
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m_minus_one.m_first = rational::minus_one();
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}
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void finalize_inf_int_rational() {
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inf_int_rational::finalize();
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}
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void inf_int_rational::finalize() {
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m_zero.~inf_int_rational();
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m_one.~inf_int_rational();
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m_minus_one.~inf_int_rational();
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}
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