1. A precise numerical analysis program
2. Oliver Aberth. 1988. Precise Numerical Analysis. Wm. C. Brown. Oliver Aberth. 1988. Precise Numerical Analysis. Wm. C. Brown.
3. ASKVG. 2012. Microsoft Windows Calculator Bug Sqrt(4) – 2 != 0. https://www.askvg.com/microsoft-windows-calculator-bug/ ASKVG. 2012. Microsoft Windows Calculator Bug Sqrt(4) – 2 != 0. https://www.askvg.com/microsoft-windows-calculator-bug/
4. Transcendental Number Theory