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115-05HW1

# 115-05HW1 - eps = 1 Do eps1 = 1 eps eps2 = eps1 1...

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University of California, Davis Department of Applied Science Fall 2005 David M. Rocke Numerical Methods EAD 115 October 5, 2005 Homework Assignment 1 Due October 12, 2005 1. Determine machine epsilon in both double and single precision for Excel Visual Basic. Here is a program to do this in single precision: Option Explicit Function MachEps() Dim eps As Single, eps1 As Single, eps2 As Single
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Unformatted text preview: eps = 1 Do eps1 = 1 + eps eps2 = eps1 - 1 If (eps2 <= 0) Then Exit Do End If eps = eps / 2 Loop MachEps = eps End Function Please provide a copy of the double precision code, and the two machine epsilon values for single and double precision. 2. Do the following problems from the text: 4.2, 4.4, 4.6–4.9....
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