Can someone help me to approximate this double summation into an expression that contains a and b? ΣΣ * 0.25* x 0.5" a* b' ( *+V+1N _ 0.5) (x + y)!) X+1 (x!)² (y!)² x=0 y=0

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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Can someone help me to approximate this double summation into an expression that contains a
and b?
* 0.25* x 0.5" a* b' (*Y*1 - 0.5 (x+ y)!)
(x+y+1)!
ΣΣ
X+1
(x!)² (v!)²
x=0 y=0
Transcribed Image Text:Can someone help me to approximate this double summation into an expression that contains a and b? * 0.25* x 0.5" a* b' (*Y*1 - 0.5 (x+ y)!) (x+y+1)! ΣΣ X+1 (x!)² (v!)² x=0 y=0
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