Results 11 to 20 of about 2,524,324 (230)

Upper Bounds for the Euclidean Operator Radius and Applications [PDF]

open access: yes, 2006
The main aim of the present paper is to establish various sharp upper bounds for the Euclidean operator radius of an n−tuple of bounded linear operators on a Hilbert space.
Dragomir, Sever S
core   +6 more sources

Some Inequalities for the Euclidean Operator Radius of Two Operators in Hilbert Spaces [PDF]

open access: yes, 2006
Some sharp bounds for the Euclidean operator radius of two bounded linear operators in Hilbert spaces are given. Their connection with Kittaneh’s recent results which provide sharp upper and lower bounds for the numerical radius of linear operators ...
Dragomir, Sever S
core   +7 more sources

Norm and Numerical Radius Inequalities for Two Linear Operators in Hilbert Spaces [PDF]

open access: yes, 2008
Some inequalities for the norm and numerical radius of two bounded linear operators in Hilbert spaces are ...
Dragomir, Sever S
core   +5 more sources

An Innovative Experimental Study of Corner Radius Effect on Cutting Forces [PDF]

open access: yes, 2014
The cutting forces are often modelled using edge discretisation methodology. In finish turning, due to the smaller corner radii, the use of a local cutting force model identified from orthogonal cutting tests poses a significant challenge. In this paper,
BISSEY BRETON, Stéphanie   +4 more
core   +1 more source

Some Inequalities of the Grüss Type for the Numerical Radius of Bounded Linear Operators in Hilbert Spaces [PDF]

open access: yes, 2008
Some inequalities of the Grüss Type type for the numerical radius of bounded linear operators in Hilbert spaces are ...
Dragomir, Sever S
core   +5 more sources

Norm and Numerical Radius Inequalities for a Product of Two Linear Operators in Hilbert Spaces [PDF]

open access: yes, 2006
The main aim of the present paper is to establish some norm and numerical radius inequalities for the composite operator BA under suitable assumptions for the transform Cα ,β (T) := (T∗ −α I)(β I−T) , where α ,β ∈ C and T ∈ B(H), of the operators ...
S. S. Dragomir   +2 more
core   +2 more sources

A New Theory on the Derivation of Metacentric Radius Governing the Hydrostatic Stability of Ships [PDF]

open access: yes, 2022
E(その他)In this paper, we develop a new theory on the derivation of the transverse metacentric radius which governs the hydrostatic stability of ships.  As a new development in its derivation process, it was shown that the direction of movement of the ...
堀, 勉   +2 more
core  

Stability margins for generalized fractional two-dimensional state space models [PDF]

open access: yesArchives of Control Sciences
In this paper, a new class of bidimensional fractional linear systems is considered. The stability radius of the disturbed system is described according to the H ∞ norm.
Souad Salmi, Djillali Bouagada
doaj   +1 more source

Effect of eccentricity and inner pipe motion on flow instability for flow through annulus

open access: yesSN Applied Sciences, 2021
Present work implements the Energy gradient method (EGM) to study the effect of variation in eccentricity, radius ratio and inner pipe movement on the fully developed flow of Newtonian fluid through an annulus for the flow instability.
Satish Kumar Dewangan
doaj   +1 more source

UK DRAFFT : a randomised controlled trial of percutaneous fixation with kirschner wires versus volar locking-plate fixation in the treatment of adult patients with a dorsally displaced fracture of the distal radius [PDF]

open access: yes, 2011
Background: Fractures of the distal radius are extremely common injuries in adults. However, the optimal management remains controversial. In general, fractures of the distal radius are treated non-operatively if the bone fragments can be held in ...
Brown, Jaclyn   +28 more
core   +2 more sources

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