On convexity and power series expansion for logarithm of normalized tail of power series expansion for square of tangent

DOI10.7153/jmi-2024-18-51zbMath1547.41028MaRDI QIDQ6618759

Gui Zhi Zhang, Feng Qi

Publication date: 15 October 2024

Published in: Journal of Mathematical Inequalities (Search for Journal in Brave)

zbMATH Keywords

convexitysquarelogarithmderivative formularatiomonotonicity ruletangentMaclaurin power series expansionnormalized tail

Mathematics Subject Classification ID

Convexity of real functions in one variable, generalizations (26A51) Monotonic functions, generalizations (26A48) Series expansions (e.g., Taylor, Lidstone series, but not Fourier series) (41A58) Elementary functions (26A09) One-variable calculus (26A06) Exponential and trigonometric functions (33B10)

Cites Work

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