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RT @AndresECaicedo1: @AnalysisFact I don't think we know yet the precise bounds for a and b making the result true. This is stated as an op…
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@AnalysisFact I don't think we know yet the precise bounds for a and b making the result true. This is stated as an open problem in a recent monograph. https://t.co/RCuJch66Bj