Add unary minus operator overloadings to mpq & mpfp
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@ -448,6 +448,8 @@ public:
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mpfp & operator--() { return operator-=(1lu); }
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mpfp operator--(int) { mpfp r(*this); --(*this); return r; }
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mpfp operator-() const { mpfp t = *this; t.neg(); return t; }
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void floor() { mpfr_floor(m_val, m_val); }
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void ceil () { mpfr_ceil (m_val, m_val); }
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void round() { mpfr_round(m_val, m_val); }
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@ -178,6 +178,8 @@ public:
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mpq & operator--() { return operator-=(1); }
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mpq operator--(int) { mpq r(*this); --(*this); return r; }
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mpq operator-() const { mpq t = *this; t.neg(); return t; }
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// a <- numerator(b)
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friend void numerator(mpz & a, mpq const & b) { mpz_set(zval(a), mpq_numref(b.m_val)); }
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// a <- denominator(b)
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