Results 81 to 90 of about 163 (133)

Ostrowski's inequality for vector-valued functions and applications

open access: yes, 2002
In this paper, we obtain some Ostrowski type inequalities for vector-valued functions which both generalise and improve the scalar case and show that the midpoint inequality is the best possible inequality in the class.
N.S. Barnett   +7 more
core   +1 more source

An Ostrowski's Type Inequality for a Random Variable whose Probability Density Function Belongs to L∞ [A,B]

open access: yes, 1998
An inequality of Ostrowski's type for a random variable whose probability density function is in L∞ [a,b] in terms of the cumulative distribution function and expectation is given.
Dragomir, Sever S, Barnett, Neil S
core  

On inequality of Ostrowski's type for mapping of bounded variation

open access: yes, 2012
博士首先第一章,先介紹Ostrowski不等式令 f: [a,b] → R 在 [a,b] 上是一個有界變分的函數。則下列不等式 |∫_a^b▒〖f(x) dx-(b-a)f(x)〗|≤[1/2 (b-a)+|x-(a+b)/2|] V_a^b (f) 對於每一個 x 在 (a,b)上都成立,這裡的 V_a^b (f) 是 f 在 [a,b] 上的全變分。 第二章,我們介紹一些已建立有關於Ostrowski型的不等式。 第三章,我們要展示我們所建立的Ostrowski不等式。 第四章 ...
周義銘; Chou, Yi-Ming
core  

High order Ostrowski type inequalities

open access: yesApplied Mathematics Letters, 2007
By using a generalized Euler type identity and the way of analysis, the Ostrowski inequality is extended for high-order derivatives. Some of the inequalities produced are sharp. Some applications to trapezoidal and mid-point rules are given. For some particular integers, some estimates are given with respect to \(L_\infty\)-norm.
openaire   +1 more source

Midpoint Type Rules from an Inequalities Point of View

open access: yes, 1999
The article investigates interior point rules which contain the midpoint as a special case, and obtains explicit bounds through the use of a Peano kernel approach and the modern theory of inequalities.
Cerone, Pietro, Dragomir, Sever S
core  

Conformal Geometry of Horn Angles. [PDF]

open access: yesProc Natl Acad Sci U S A, 1936
Kasner E, Comenetz G.
europepmc   +1 more source

A Note on Ostrowski's Inequality

open access: yes, 2002
This paper deals with the problem of estimating the deviation of the values of a function from its mean value. We consider the following special cases: i) the case of random variables (attached to arbitrary probability fields); ii) the comparison is ...
Florea, Aurelia, Niculescu, Constantin P
core  

A converse to the ostrowski-taussky determinantai inequality

open access: yesLinear Algebra and its Applications, 1983
AbstractAn equality due to Ostrowski and Taussky compares the determinant of a matrix A with that of its Hermitian part (A + A∗)2, under certain conditions. A converse is now found for this inequality.
openaire   +2 more sources

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