D. K. R. McCormack

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All published works

Action	Title	Year	Authors
+	On a computer assisted proof of the existence of eigenvalues below the essential spectrum of the Sturm–Liouville problem	2000	B. M. Brown D. K. R. McCormack Anton Zettl
+	Guaranteed Error Bounds for Eigenvalues of Singular Sturm-Liouville Problems	2000	B. M. Brown D. K. R. McCormack Marco Marletta
+	None	2000	B. M. Brown D. K. R. McCormack Marco Marletta
+	Resonances and analytic continuation for exponentially decaying Sturm–Liouville potentials	2000	B. M. Brown M. S. P. Eastham D. K. R. McCormack
+	On the existence of an eigenvalue below the essential spectrum	1999	B. M. Brown D. K. R. McCormack Anton Zettl
+ PDF Chat	On the spectrum of second-order differential operators with complex coefficients	1999	B. M. Brown D. K. R. McCormack W. D. Evans Michael Plum
+ PDF Chat	Extensions of a new algorithm for the numerical solution of linear differential systems on an infinite interval	1998	B. M. Brown M. S. P. Eastham D. K. R. McCormack
+	Welsh Eigenvalues of Radially Periodic Schrödinger Operators	1998	B. M. Brown Michael S. P. Eastham Andreas M. Hinz Thomas Kriecherbauer D. K. R. McCormack Karl Michael Schmidt
+ PDF Chat	Absolute continuity and spectral concentration for slowly decaying potentials	1998	B. M. Brown M. S. P. Eastham D. K. R. McCormack
+ PDF Chat	On a New Algorithm For The Computation of Enclosures for the Titchmarsh-Weyl m-Function	1998	B. M. Brown M. S. P. Eastham D. K. R. McCormack Michael Plum
+	Extensions of a new algorithm for the numerical solution of linear differential systems on an infinite interval (Numerical solution of linear differential systems)	1998	D. K. R. McCormack M. S. P. Eastham Benjamin Brown
+	Approximate diagonalization in differential systems and an effective algorithm for the computation of the spectral matrix	1998	B. M. Brown M. S. P. Eastham D. K. R. McCormack W. D. Evans
+	On a New Algorithm for the Computation of Enclosures for the Titchmarsh-Weyl m-Function	1998	B. M. Brown M. S. P. Eastham D. K. R. McCormack Michael Plum
+	A new algorithm for computing the asymptotic solutions of a class of linear differential systems	1998	B. M. Brown M. S. P. Eastham D. K. R. McCormack
+	Absolute continuity and spectral concentration for slowly decaying potentials	1998	B. M. Brown M. S. P. Eastham D. K. R. McCormack
+	Spectral concentration and perturbed discrete spectra	1997	B. M. Brown M. S. P. Eastham D. K. R. McCormack
+	Spectral concentration and rapidly decaying potentials	1997	B. M. Brown M. S. P. Eastham D. K. R. McCormack
+ PDF Chat	Approximate diagonalization in differential systems and an effective algorithm for the computation of the spectral matrix	1997	B. M. Brown M. S. P. Eastham D. K. R. McCormack W. D. Evans
+	A New Algorithm for Computing the Asymptotic Solutions of a Class of Linear Differential Systems	1997	B. M. Brown M. S. P. Eastham D. K. R. McCormack
+	On the spectrum of second order differential operators with complex coefficients	1997	B. M. Brown W. D. Evans D. K. R. McCormack Michael Plum
+	Computation of the <i>M</i> matrix for fourth-order problems	1996	C. Bennewitz B. M. Brown W. D. Evans D. K. R. McCormack Marco Marletta

Common Coauthors

Coauthor	Papers Together
B. M. Brown	16
M. S. P. Eastham	13
W. D. Evans	5
B. M. Brown	4
Michael Plum	4
Marco Marletta	3
Anton Zettl	2
Karl Michael Schmidt	1
C. Bennewitz	1
Michael S. P. Eastham	1
Thomas Kriecherbauer	1
Andréas Hinz	1
Benjamin Brown	1

Commonly Cited References

Action	Title	Year	Authors	# of times referenced
+	�ber gew�hnliche Differentialgleichungen mit Singularit�ten und die zugeh�rigen Entwicklungen willk�rlicher Funktionen	1910	Hermann Weyl	8
+	The asymptotic nature of solutions of linear systems of differential equations	1948	Norman Levinson	5
+	VII.—On the Spectrum of Ordinary Second Order Differential Operators.	1969	Jyoti Chaudhuri W. N. Everitt	5
+	Spectral concentration and rapidly decaying potentials	1997	B. M. Brown M. S. P. Eastham D. K. R. McCormack	5
+	Schrödinger-type operators with continuous spectra	1982	M. S. P. Eastham Hubert Kalf	4
+	Repeated diagonalization and the numerical computation of the Titchmarsh-Weyl <i>m</i> (λ)-function	1994	B. M. Brown M. S. P. Eastham W. D. Evans V. G. Kirby	4
+	Safe numerical bounds for the Titchmarsh–Weyl m(λ)-function	1993	B. M. Brown V. G. Kirby W. D. Evans Michael Plum	4
+	<i>Theory of Ordinary Differential Equations</i>	1956	Earl A. Coddington Norman Levinson T. Teichmann	4
+ PDF Chat	Approximate diagonalization in differential systems and an effective algorithm for the computation of the spectral matrix	1997	B. M. Brown M. S. P. Eastham D. K. R. McCormack W. D. Evans	4
+ PDF Chat	Spectral Theory of Ordinary Differential Operators	1987	Joachim Weidmann	4
+	On certain fourth-order integral inequalities	1979	Alex Russell	3
+ PDF Chat	Mathematical software for Sturm-Liouville problems	1993	Steven Pruess Charles T. Fulton	3
+	On a fourth-order singular integral inequality	1978	Alex Russell	3
+	XXIII.—On an Extension to an Integro-differential Inequality of Hardy, Littlewood and Polya	1972	W. N. Everitt	3
+	On the location of spectral concentration for Sturm–Liouville problems with rapidly decaying potential	1998	M. S. P. Eastham	3
+	Spectral Theory and Differential Operators	2018	D. E. Edmunds Des Evans	3
+	On subordinacy and analysis of the spectrum of one-dimensional Schrödinger operators	1987	D. J. Gilbert D. B. Pearson	3
+	Regular approximations of singular Sturm-Liouville problems	1993	Paul B. Bailey W. N. Everitt Joachim Weidmann Anton Zettl	3
+	THE NUMBER OF RESONANT STATES IN PERTURBED HARMONIC OSCILLATION	1991	M. S. P. Eastham	3
+	Bounded solutions and absolute continuity of Sturm-Liouville operators	1992	Günter Stolz	3
+	A repeated transformation in the asymptotic solution of linear differential systems	1986	M. S. P. Eastham	3
+	Fourth order singular differential equations	1963	W. N. Everitt	3
+	HELP integral and series inequalities	1992	B. M. Brown W. D. Evans W. N. Everitt	3
+ PDF Chat	Using the SLEDGE package on Sturm-Liouville problems having nonempty essential spectra	1996	Michael S. P. Eastham Charles T. Fulton Steven Pruess	3
+	ON THE SPECTRUM OF A SINGULAR HAMILTONIAN SYSTEM	1982	Don Hinton J. K. Shaw	3
+	The spectral theory of periodic differential equations	1973	M. S. P. Eastham	3
+	Titchmarsh-Weyl Theory for Hamiltonian Systems	1981	Don Hinton Ken Shaw	2
+	Numerical determination of the Titchmarsh-Weyl <i>m</i> -coefficient and its applications to HELP inequalities	1989	B. M. Brown V. G. Kirby John D. Pryce	2
+ PDF Chat	Perturbation Theory for Linear Operators	1995	Tosio Kato	2
+	Two Integral Inequalities	1994	B. M. Brown W. D. Evans W. N. Everitt V. G. Kirby	2
+	A generalization of Rouché's theorem with application to resonances	2008	Heinz Siedentop	2
+	Spectral concentration and perturbed discrete spectra	1997	B. M. Brown M. S. P. Eastham D. K. R. McCormack	2
+ PDF Chat	Secondary Conditions for Linear Differential Operators of the Second Order	1957	Allen Sims	2
+	Generalised Liouville-Green asymptotic approximations for second-order differential equations	1986	J.S. Cassell	2
+	The Eigenvalue Problem for Ordinary Differential Equations of the Second Order and Heisenberg's Theory of S-Matrices	1949	Kunihiko Kodaira	2
+	Weyl's theory and the method of complex rotation	1982	Magnus Rittby Nils Elander Erkki Brändas	2
+	A numerical method for the determination of the Titchmarsh-Weyl <i>m</i> -coefficient	1991	B. M. Brown V. G. Kirby John D. Pryce	2
+	Generalized Green’s functions and spectral densities in the complex energy plane	1986	Erik Engdahl Erkki Brändas Magnus Rittby Nils Elander	2
+	EIGENFUNCTION EXPANSIONS ASSOCIATED WITH A COMPLEX DIFFERENTIAL OPERATOR OF THE SECOND ORDER	1961	John Mcleod	2
+	An extension of the Liouville–Green asymptotic formula for oscillatory second-order differential equations	1985	J.S. Cassell	2
+	The <i>m</i>-function for Hamiltonians with Wigner–von Neumann potentials	1994	Horst Behncke	2
+	( 18 ) The eigenvalue problem for ordinary differential equations of the second order and Heisenberg's theory of S-matrices	2015	Kunihiko Kodaira	2
+	Asymptotics of High Order Differential Equations	1985	R. B. Paris A. D. Wood	2
+	A unified theory of asymptotic integration	1977	William A. Harris Donald A. Lutz	2
+	ELISE, an algorithm to compute asymptotic representations for solutions of linear differential equations, realized with the computer algebra system MAPLE	1992	Volker Dietrich	2
+	Methods of Modern Mathematical Physics	1972	Michael C. Reed Barry Simon	2
+	Absolute continuity of hamiltonians with von Neumann Wigner potentials II	1991	Horst Behncke	2
+	Direct methods of qualitative spectral analysis of singular differential operators	1965	I. M. Glazman	2
+	Resonance regions determined by a projection-operator formulation	1988	Erik Engdahl Erkki Brändas	2
+	Titchmarsh–Weyl theory and its relations to scattering theory: Spectral densities and cross sections; Theory and applications	1985	Erkki Brändas Magnus Rittby Nils Elander	2