## standard deviation

Overview page. Subjects: Science and Mathematics.

A measure of the dispersion of data in statistics. For a set of values *a*
_{1}, *a*
_{2}, *a*
_{3}, … *a _{n}
*, the mean

*m*is given by (

*a*

_{1}+

*a*null...

## An Efficient Method for Material Characterisation of Hyperelastic Anisotropic Inhomogeneous Membranes Based on Inverse Finite-Element Analysis and an Element Partition Strategy

in** The Quarterly Journal of Mechanics and Applied Mathematics**

May 2010; p ublished online April 2010 .

Journal Article. Subjects: Applied Mathematics; Mathematical and Statistical Physics. 0 words.

An inverse method for estimating the distributions of the nonlinear elastic properties of inhomogeneous and anisotropic membranes is investigated. The material description of the membrane...

## QUANTUM EVOLUTION AND SCATTERING MATRIX

in** Path Integrals in Quantum Mechanics**

November 2004; p ublished online January 2010 .

Chapter. Subjects: Astronomy and Astrophysics; Mathematical and Statistical Physics. 5189 words.

This chapter shows how scattering problems are formulated in the framework of path integrals. In quantum mechanics, the state of an isolated system evolves under the action of a unitary...

## Metric deformation and boundary value problems in 3D

in** Progress of Theoretical and Experimental Physics**

P ublished online May 2014 .

Journal Article. Subjects: Quantum Physics; Mathematical and Statistical Physics; Physics. 10273 words.

A novel perturbative method, proposed by Panda et al. [Prog. Theor. Phys. **127**, 57 (2012)] to solve the Helmholtz equation in two dimensions, is extended to three dimensions for general...