Calculation methodology
See how formulas, units, sources, precision, and calculator updates are managed.
How this applies
Calculations use a canonical base unit, exact published conversion factors, and full internal precision. Rounding occurs only at the display boundary; whole packages are rounded up only after totals and allowances are combined.
Questions and corrections
Contact support@yunfanlabs.com. Include the calculator name and a clear description, but do not send sensitive personal information or confidential project data.