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- 1. Numerical Analysis Introduction
- 2. Overview • • • • Definition Inaccuracy Example Numerical method to algorithm
- 3. Definition • The study of algorithms that use numerical approximation
- 4. Inaccuracy • Inaccurate data • Rounding errors • Infinite amount of operations
- 5. Example • x² - 742x + 2 = 0
- 6. Example Quadratic_equation < in: b, c out: x1 , x2 > D [ (b/2)² – c ]1/2 x1 –b/2 + D x2 –b/2 – D
- 7. Example
- 8. Example • Alternative to finding x2 : x2 = c / x 1 = 2 / 741.997 = 0.26953 * 10–2
- 9. Numerical method to algorithm • Distinction between numerical methods: ▫ Accuracy (numerical stability) ▫ Efficiency Design of an algorithm
- 10. Overview • • • • Definition Inaccuracy Example Numerical method to algorithm
- 11. Sources • “Inleiding tot de numerieke wiskunde”, A. Bultheel, 2007, Acco • http://en.wikipedia.org/wiki/Numerical_analysis By knowledgedriver, 2012.

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