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On multidimensional Ostrowski and Grüss type finite difference inequalities. (English) Zbl 1034.26022
This paper contains a number of straightforward finite difference inequalities, of Ostrowski and Grüss type, for functions defined on grids of the form $$\prod\nolimits_{i=1}^{n}\{0,1,\dots,n_{i}\}.$$ No application is included.
##### MSC:
 26D15 Inequalities for sums, series and integrals 39A12 Discrete version of topics in analysis
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