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Continue to ChatOn the spectrum and the fine spectrum of the Zweier matrix as an operator on some sequence spaces - https://avesis.inonu.edu.tr/yayin/56a87b39-7bc7-403f-9e1a-9f84bb089b4c/on-the-spectrum-and-the-fine-spectrum-of-the-zweier-matrix-as-an-operator-on-some-sequence-spaces