
CalcHEP
 Referenced in 44 articles
[sw06470]
 properties in the lowest order of perturbation theory (the tree approximation). The main idea prescribed...

ABINIT
 Referenced in 36 articles
[sw06111]
 molecules), or within ManyBody Perturbation Theory (the GW approximation...

CompHep
 Referenced in 35 articles
[sw06473]
 properties in the lowest order of perturbation theory (the tree approximation). The main idea prescribed...

GAMESS
 Referenced in 30 articles
[sw03002]
 wavefunctions include Configuration Interaction, second order perturbation Theory, and CoupledCluster approaches, as well...

BenderWu
 Referenced in 9 articles
[sw22948]
 Aspects of Perturbation theory in Quantum Mechanics: The BenderWu Mathematica package. We discuss a general ... which allows the study of the perturbation theory of an arbitrary, locally harmonic 1D quantum ... computer computation of high orders of perturbation theory (about 100 orders in 1030 seconds ... tool, providing an effective bridge between perturbation theory and nonperturbative physics in textbooks. Finally...

Mu Analysis and Synthesis Toolbox
 Referenced in 99 articles
[sw19506]
 users access to recent developments in control theory, namely H∞ optimal control and m analysis ... package allows you to use sophisticated matrix perturbation results and optimal control techniques to solve ... Tools, provides a link between control theory and control engineering...

xPert
 Referenced in 9 articles
[sw06827]
 xPert: Computer algebra for metric perturbation theory. We present the tensor computer algebra package xPert ... manipulation of the equations of metric perturbation theory, around arbitrary backgrounds. It is based ... explicit combinatorial formulas for the nth order perturbation of curvature tensors and their gauge changes...

VASP
 Referenced in 10 articles
[sw19550]
 HartreeFock approach with density functional theory are implemented as well. Furthermore, Green’s functions ... ACFDTRPA) and manybody perturbation theory (2ndorder MøllerPlesset) are available in VASP...

XSummer
 Referenced in 22 articles
[sw06109]
 evaluation of higherorder perturbative corrections in quantum field theory. Of particular interest have been...

BWDifference
 Referenced in 4 articles
[sw23722]
 High order perturbation theory for difference equations and Borel summability of quantum mirror curves ... Anharmonic oscillator. 2: A study of perturbation theory in large order” in [Phys ... 1103/PhysRevD.7.1620)] to solve perturbatively but very efficiently the eigenvalue problem of “relativistic” quantum mechanical problems...

BerkeleyGW
 Referenced in 6 articles
[sw17734]
 based on the manybody perturbation theory employing the ab initio GW and GW plus...

CRYSCOR
 Referenced in 5 articles
[sw20310]
 presently local second order MøllerPlesset Perturbation Theory — LMP2). It uses the HartreeFock solution...

exciting
 Referenced in 4 articles
[sw22331]
 fullpotential allelectron densityfunctionaltheory package implementing the families of linearized augmented planewave ... excited states within manybody perturbation theory...

nonlinear_pseudoabscissa
 Referenced in 4 articles
[sw28497]
 These global models follow from eigenvalue perturbation theory. The algorithm has three particular features. First ... iterative approaches based on constructing lowrank perturbations and rightmost eigenvalue computations, the algorithm relies...

turboTDDFT 2.0
 Referenced in 2 articles
[sw18214]
 algorithms within timedependent densityfunctional perturbation theory. We present a new release ... approach to timedependent densityfunctional perturbation theory, and a newly developed Davidsonlike algorithm...

FAPT
 Referenced in 2 articles
[sw08514]
 calculations in QCD Fractional Analytic Perturbation Theory. We provide here all the procedures in Mathematica ... couplings are inevitable elements of Analytic Perturbation Theory (APT) in QCD, proposed...

pAQFT
 Referenced in 4 articles
[sw11711]
 local symmetry invariance in perturbative algebraic quantum field theory. We investigate various aspects of invariance ... symmetries in the framework of perturbative algebraic quantum field theory (pAQFT). Our main result...

feyngen
 Referenced in 2 articles
[sw19941]
 computation of perturbative expansions of quantum field theory amplitudes are provided. feyngen can be used ... YangMills, QED and φ k theories. Using dedicated graph theoretic tools feyngen can generate ... necessary to calculate finite results in perturbation theory of the underlying quantum field theory. feyngen...

feyncop
 Referenced in 2 articles
[sw19942]
 computation of perturbative expansions of quantum field theory amplitudes are provided. feyngen can be used ... YangMills, QED and φ k theories. Using dedicated graph theoretic tools feyngen can generate ... necessary to calculate finite results in perturbation theory of the underlying quantum field theory. feyngen...

EFTofPNG
 Referenced in 2 articles
[sw20815]
 high precision computation in the effective field theory of postNewtonian (PN) Gravity, including spins ... contractions, which is universal to all perturbation theories in physics, by efficiently treating npoint...