Generalized Steffensen’s inequality by Montgomery identity

Abstract By using generalized Montgomery identity and Green functions we proved several identities which assist in developing connections with Steffensen’s inequality. Under the assumptions of n-convexity and n-concavity many inequalities, which generalize Steffensen’s inequality, inequalities from...

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Main Authors: Saad Ihsan Butt, Asfand Fahad, Adil Naseer, Josip Pečarić
Format: Article
Language:English
Published: SpringerOpen 2019-07-01
Series:Journal of Inequalities and Applications
Subjects:
Online Access:http://link.springer.com/article/10.1186/s13660-019-2147-y
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author Saad Ihsan Butt
Asfand Fahad
Adil Naseer
Josip Pečarić
author_facet Saad Ihsan Butt
Asfand Fahad
Adil Naseer
Josip Pečarić
author_sort Saad Ihsan Butt
collection DOAJ
description Abstract By using generalized Montgomery identity and Green functions we proved several identities which assist in developing connections with Steffensen’s inequality. Under the assumptions of n-convexity and n-concavity many inequalities, which generalize Steffensen’s inequality, inequalities from (Fahad et al. in J. Math. Inequal. 9:481–487, 2015; Pečarić in Southeast Asian Bull. Math. 13:89–91, 1989; Rabier in Proc. Am. Math. Soc. 140:665–675, 2012), and their reverse, have been proved. Generalization of some inequalities (and their reverse) which are related to Hardy-type inequality (Fahad et al. in J. Math. Inequal. 9:481–487, 2015) have also been proved. New bounds of Ostrowski and Grüss type inequalities have been developed. Moreover, we formulate generalized Steffensen-type linear functionals and prove their monotonicity for the generalized class of (n+1) $(n+1)$-convex functions at a point. At the end, we present some applications of our study to the theory of exponentially convex functions.
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spelling doaj.art-3d771a022aea462f855355487bad69df2022-12-22T03:40:07ZengSpringerOpenJournal of Inequalities and Applications1029-242X2019-07-012019112310.1186/s13660-019-2147-yGeneralized Steffensen’s inequality by Montgomery identitySaad Ihsan Butt0Asfand Fahad1Adil Naseer2Josip Pečarić3Department of Mathematics, COMSATS University IslamabadDepartment of Mathematics, COMSATS University IslamabadDepartment of Mathematics, COMSATS University IslamabadRUDN UniversityAbstract By using generalized Montgomery identity and Green functions we proved several identities which assist in developing connections with Steffensen’s inequality. Under the assumptions of n-convexity and n-concavity many inequalities, which generalize Steffensen’s inequality, inequalities from (Fahad et al. in J. Math. Inequal. 9:481–487, 2015; Pečarić in Southeast Asian Bull. Math. 13:89–91, 1989; Rabier in Proc. Am. Math. Soc. 140:665–675, 2012), and their reverse, have been proved. Generalization of some inequalities (and their reverse) which are related to Hardy-type inequality (Fahad et al. in J. Math. Inequal. 9:481–487, 2015) have also been proved. New bounds of Ostrowski and Grüss type inequalities have been developed. Moreover, we formulate generalized Steffensen-type linear functionals and prove their monotonicity for the generalized class of (n+1) $(n+1)$-convex functions at a point. At the end, we present some applications of our study to the theory of exponentially convex functions.http://link.springer.com/article/10.1186/s13660-019-2147-ySteffensen’s inequalityGreen’s functionMontgomery’s identity( n + 1 ) $(n+1)$ -convex function at a point
spellingShingle Saad Ihsan Butt
Asfand Fahad
Adil Naseer
Josip Pečarić
Generalized Steffensen’s inequality by Montgomery identity
Journal of Inequalities and Applications
Steffensen’s inequality
Green’s function
Montgomery’s identity
( n + 1 ) $(n+1)$ -convex function at a point
title Generalized Steffensen’s inequality by Montgomery identity
title_full Generalized Steffensen’s inequality by Montgomery identity
title_fullStr Generalized Steffensen’s inequality by Montgomery identity
title_full_unstemmed Generalized Steffensen’s inequality by Montgomery identity
title_short Generalized Steffensen’s inequality by Montgomery identity
title_sort generalized steffensen s inequality by montgomery identity
topic Steffensen’s inequality
Green’s function
Montgomery’s identity
( n + 1 ) $(n+1)$ -convex function at a point
url http://link.springer.com/article/10.1186/s13660-019-2147-y
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