Estimates for weighted Ostrowski–Grüss type inequalities with applications

Author:

Shaikh Muhammad Awais1,Khan Asif R.1,Mehmood Faraz2

Affiliation:

1. Department of Mathematics , University of Karachi , University Road , Karachi - 75270 , Pakistan

2. Department of Mathematics , Dawood University of Engineering and Technology , New M. A Jinnah Road , Karachi - 74800 , Pakistan

Abstract

Abstract In the present paper, some error bounds for weighted Ostrowski–Grüss type inequalities are found by using the weighted Čebyšev functional and Diaz–Metcalf inequality. These bounds give some better and new estimates. Applications are also obtained for numerical integration. Furthermore, this paper recaptures some previous established results as its special cases.

Publisher

Walter de Gruyter GmbH

Subject

Applied Mathematics,Numerical Analysis,Analysis

Reference28 articles.

1. G. A. Anastassiou, Multivariate Ostrowski type inequalities, Acta Math. Hungar. 76 (1997), no. 4, 267–278.

2. N. S. Barnett, S. S. Dragomir and A. Sofo, Better bounds for an inequality of the Ostrowski type with applications, Demonstr. Math. 34 (2001), no. 3, 533–542.

3. P. L. Čebyšev, Ob približennyh vyraženijah odnih integralov čerez drugie, Soobšćenija i protokoly zasedaniǐ Matematičeskogo občestva pri Imperatorskom Har’kouskom Universitete, no. 2, 93-98; Polnoe sobranie sočineniǐ P. L. Čebyševa. Moskva-Leningrad 1948a (1882), 128–131.

4. P. L. Čebyšev, Ob odnom rjade, dostavljajuscem predel’nye veličiny integralov pri razloženii podintegral’noǐ funkcii na množeteli, Priloženi k 57 tomu Zapisok Imp. Akad. Nauk no. 4; Polnoe sobranie sočineniǐ P. L. Čebyševa. Moskva-Leningrad 1948b (1883), 157–169.

5. X.-L. Cheng, Improvement of some Ostrowski–Grüss type inequalities, Comput. Math. Appl. 42 (2001), no. 1–2, 109–114.

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