Method getWritePtr

Singular/svd_si.h:1313–1322

    template<unsigned int Precision>
    mpfr_ptr ampf<Precision>::getWritePtr()
    {
        if( rval->refCount==1 )
            return rval->value;
        mpfr_record *newrval = mpfr_storage::newMpfr(Precision);
        mpfr_set(newrval->value, rval->value, GMP_RNDN);
        rval->refCount--;
        rval = newrval;
        return rval->value;
    }

    template<unsigned int Precision>
    bool ampf<Precision>::isFiniteNumber() const