Results 111 to 120 of about 412 (154)

Reduction operators of Burgers equation.

open access: yesJ Math Anal Appl, 2013
Pocheketa OA, Popovych RO.
europepmc   +1 more source

Pyramidal composition rules for Wronskians upon Wronskians

open access: yesJournal of Mathematical Physics, 1975
We give composition rules for Wronskians which have Wronskians as arguments. These pyramids of Wronskians are shown to reduce to products of Wronskians of different order. Many symmetric and antisymmetric regroupings of functions are then possible. The arithmetic of Wronskians can efficiently be reduced to the application of the ℏ⇊ of the LSZ formalism.
Robert C. Brunet
exaly   +3 more sources

n-Lie Structures That Are Generated by Wronskians

Siberian Mathematical Journal, 2005
Summary: We study the \((k + 1)\)-Lie structures, \(k\)-left commutative and homotopy \((k + 1)\)-Lie structures with multiplication generated by Wronskians and prove that the nontrivial structures of \(n\)-Lie algebras appear only in the case of small characteristic.
exaly   +3 more sources

On Wronskians of weight one Eisenstein series [PDF]

open access: yesJournal of Number Theory, 2006
We describe the span of Hecke eigenforms of weight four with nonzero central value of L-function in terms of Wronskians of certain weight one Eisenstein ...
Borisov, Lev A.
exaly   +2 more sources

Disconjugacy and wronskians

Lecture Notes in Mathematics, 1971
Philip Hartman
exaly   +2 more sources

Linear dependence of a function set of m variables with vanishing generalized Wronskians [PDF]

open access: yesLinear Algebra and Its Applications, 1989
Necessary and sufficient conditions are established for a set of n functions φi : Em → E1, which together with their partial derivatives of order at least n − 1 are continuous, to be linearly dependent.
K. Wolsson, Wolsson, K.
exaly   +2 more sources

A wronskian of thetanullwerte

Abhandlungen aus dem Mathematischen Seminar der Universität Hamburg, 1991
Let \(\vartheta_{\mu,m}\) denote the classical Thetanullwerte \((\mu=0,1,\dots,(2m-1))\) and \(\vartheta_{\mu,m}^{(\nu)}\) their \(\nu\)- th derivative. The author considers the Wronskian \(D_ m(\tau)=2^{m- 1}\text{det}(\vartheta^{(\nu)}_{\mu,m})\), \(0\leq\mu,\nu\leq m\) and the classical \(\Delta\)-function \(\Delta(\tau)\) and then deduces, in an ...
openaire   +2 more sources

A Wronskian of Jost solutions

Journal of Mathematical Physics, 2004
Based on the standard fact that any matrix potential u=u(x) determines a family of Jost solutions whose parameter runs analytically (continuously) on the (closed) half planes, respectively, the zeros of a suitable matrix valued Wronskian of a Jost solution pair are explored.
openaire   +1 more source

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