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Expand each of the following functions in a Laurent series about z = 0, naming the type of singularity in each case. (a) (1-cos z)/z. (b) e/2, (c) zcoshz. (d) ze

Expand each of the following functions in a Laurent series about z = 0, naming the type of singularity in each case. (a) (1-cos z)/z. (b) e/2, (c) zcoshz. (d) ze

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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6.96. Expand each of the following functions in a Laurent series about z = 0, naming the type of singularity in each case. (a) (1 - cos z)/z. (b) e/z², (c) zcoshz-¹, (d) ze
Transcribed Image Text:6.96. Expand each of the following functions in a Laurent series about z = 0, naming the type of singularity in each case. (a) (1 - cos z)/z. (b) e/z², (c) zcoshz-¹, (d) ze
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