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| // Output precision of double | |
| std::ostringstream oss; | |
| oss.flags (std::ios::scientific); | |
| oss.precision (std::numeric_limits<double>::digits10 + 1); | |
| // double precision for writing files | |
| myfile << std::setprecision(std::numeric_limits<double>::digits10 + 2) << number |