Pinelis, Iosif L’Hospital rules for monotonicity and the Wilker-Anglesio inequality. (English) Zbl 1187.26010 Am. Math. Mon. 111, No. 10, 905-909 (2004). Cited in 37 Documents MSC: 26D05 Inequalities for trigonometric functions and polynomials × Cite Format Result Cite Review PDF Full Text: DOI