commons-math-core/src/main/java/org/apache/commons/math4/core/jdkmath/AccurateMath.java [625:646]:
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            db += -(temp - da - yb);
            da = temp;

            temp = da * HEX_40000000;
            double daa = da + temp - temp;
            double dab = da - daa;

            // ratio = na/da
            double ratio = na / da;
            temp = ratio * HEX_40000000;
            double ratioa = ratio + temp - temp;
            double ratiob = ratio - ratioa;

            // Correct for rounding in division
            ratiob += (na - daa * ratioa - daa * ratiob - dab * ratioa - dab * ratiob) / da;

            // Account for nb
            ratiob += nb / da;
            // Account for db
            ratiob += -db * na / da / da;

            result = ratioa + ratiob;
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commons-math-core/src/main/java/org/apache/commons/math4/core/jdkmath/AccurateMath.java [663:684]:
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            db += -(temp - da - yb);
            da = temp;

            temp = da * HEX_40000000;
            double daa = da + temp - temp;
            double dab = da - daa;

            // ratio = na/da
            double ratio = na / da;
            temp = ratio * HEX_40000000;
            double ratioa = ratio + temp - temp;
            double ratiob = ratio - ratioa;

            // Correct for rounding in division
            ratiob += (na - daa * ratioa - daa * ratiob - dab * ratioa - dab * ratiob) / da;

            // Account for nb
            ratiob += nb / da;
            // Account for db
            ratiob += -db * na / da / da;

            result = ratioa + ratiob;
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