Results 31 to 40 of about 7,049,651 (299)

Highly excited strings I: Generating function

open access: yesNuclear Physics B, 2017
This is the first of a series of detailed papers on string amplitudes with highly excited strings (HES). In the present paper we construct a generating function for string amplitudes with generic HES vertex operators using a fixed-loop momentum formalism.
Dimitri P. Skliros   +2 more
doaj   +1 more source

On the exponential generating function of labelled trees [PDF]

open access: yes, 2020
International audienceWe show that the generating function of labelled trees is not ${\rm D}^\infty ...
Bostan, Alin, Jiménez-Pastor, Antonio
core   +2 more sources

On the combinatorics of sparsification

open access: yesAlgorithms for Molecular Biology, 2012
Background We study the sparsification of dynamic programming based on folding algorithms of RNA structures. Sparsification is a method that improves significantly the computation of minimum free energy (mfe) RNA structures.
Huang Fenix WD, Reidys Christian M
doaj   +1 more source

Hybrid Numbers with Fibonacci and Lucas Hybrid Number Coefficients

open access: yesUniversal Journal of Mathematics and Applications, 2023
In this paper, we introduce hybrid numbers with Fibonacci and Lucas hybrid number coefficients. We give the Binet formulas, generating functions, and exponential generating functions for these numbers. Then we define an associate matrix for these numbers.
Emrah Polatlı
doaj   +1 more source

Some identities of bivariate Pell and bivariate Pell-Lucas polynomials

open access: yesJournal of Amasya University the Institute of Sciences and Technology, 2023
In this paper, we obtain some identities for the bivariate Pell polynomials and bivariate Pell-Lucas polynomials. We establish some sums and connection formulas involving them.
Yashwant Panwar
doaj   +1 more source

ELIMINATION OF BRANCH DEFECT IN FUNCTION GENERATING MECHANISMS.

open access: yes, 1983
ELIMINATION OF BRANCH DEFECT IN FUNCTION GENERATING ...
SEGUN OLATUNDE. TINUBU (7985744)
core   +4 more sources

Generating Functions for Bessel Functions [PDF]

open access: yesCanadian Journal of Mathematics, 1959
On replacing the parameter n in Bessel's differential equation1.1by the operator y(∂/∂y), the partial differential equation Lu = 0 is constructed, where1.2This operator annuls u(x, y) = v(x)yn if, and only if, v(x) satisfies (1.1) and hence is a cylindrical function of order n.
openaire   +2 more sources

A Short Note on Integral Transformations and Conversion Formulas for Sequence Generating Functions

open access: yesAxioms, 2019
The purpose of this note is to provide an expository introduction to some more curious integral formulas and transformations involving generating functions.
Maxie D. Schmidt
doaj   +1 more source

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

Significance thresholds as a function of generating distribution.

open access: yes, 2021
Significance thresholds as a function of generating distribution.
Sang-Cheol Seok (459143)   +1 more
core   +1 more source

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