A series k=0 ak is said to be Abel summable to L if and only if a)
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a) Prove that if k=0 ak converges to L, then k=0 ak is Abel summable to L.
b) Find the Abel sum of k=0 (-1)k.
Transcribed Image Text:
Eaurt = L. lim r+1- k=0
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a Let fx k0 a k x k By hypothesis and observation fx converges for x 0 ...View the full answer
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