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2012

2012

A well-known result of Lyapunov on continuous linear systems asserts that a real square matrix A is positive stable if and only…

Highly Cited

2010

2006

2006

The paper presents an approach to linearize the set of index 3 nonlinear Differential Algebraic Equations (DAE) that govern the…

Highly Cited

2004

Highly Cited

2004

CHAPTER 1. SYSTEM REPRESENTATION CHAPTER 2. THE LOAD FLOW PROBLEM CHAPTER 3. REFERENCE SYSTEM CHAPTER 4. JACOBI METHOD CHAPTER 5…

2002

2002

In a symmetrical hyperspherical framework, the internal coordinates for the treatment of N-body systems are conveniently broken…

2001

2001

The algorithm for optimizing molecular geometries in redundant internal coordinates is extended to periodic systems. The lattice…

Highly Cited

1999

Highly Cited

1999

Geometry optimization has become an essential part of quantum-chemical computations, largely because of the availability of…

1999

1999

We have measured the polarized nonresonance and resonance Raman as well as FTIR spectra of the model peptides glycylglycine and N…

Highly Cited

1998

Highly Cited

1998

The most recent methods in quantum chemical geometry optimization use the computed energy and its first derivatives with an…

Highly Cited

1990