Computer Number Representation Outline Computer Number Representation 2 Machine Precision Types of Errors Subtractive Cancelation and Misc Operations 5 Effective Algorithm Reducing Steps of Computation Error Assessment Best Approximation Review Summary 口“4元元t重0QC Weihua Gu (Shanghai Jiao Tong University) Computational Physics Chapter 1 14/09/20154/103Computer Number Representation Outline 1 Computer Number Representation 2 Machine Precision 3 Types of Errors 4 Subtractive Cancelation and Misc Operations 5 Effective Algorithm 6 Reducing Steps of Computation 7 Error Assessment 8 Best Approximation 9 Review & Summary Weihua Gu (Shanghai Jiao Tong University) Computational Physics Chapter 1 14/09/2015 4 / 103