Sources and Types of Errors
Five places a mistake can sneak into a calculation, and one tiny error that cost 28 lives.
What this unit covers
Unit 1: Errors in Numerical Computation
- 1 Introduction to Numerical AnalysisExact answers are a luxury, and your calculator has been politely rounding them for you all along. · 4 min
- 2 Absolute, Relative and Percentage ErrorsMeasuring how wrong you are takes two numbers, absolute and relative, and the second one usually matters more. · 4 min
- 3 Significant Figures, Decimal Places, Rounding and ChoppingDigits that matter: "correct to 2 decimal places" is a precise promise, and here is exactly what it means. · 4 min
- 4 Sources and Types of ErrorsFive places a mistake can sneak into a calculation, and one tiny error that cost 28 lives. · 10 min