Search Results
34779 articles found
ARTICLE
|
doi:10.20944/preprints202402.1031.v1
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
Orbital momentum; polar mapping; Fast Fourier Transform; vortex beams; singular optics; structured light; beam characterization; mode sorting; topological charge; spiral recognition
Online: 19 February 2024 (10:23:15 CET)
ARTICLE
|
doi:10.20944/preprints202405.0206.v1
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
orbital angular momentum; vortex beams; singular optics; spectral anomalies; Gouy effect; spiral gratings; chirped gratings; spatial light modulator; angular velocity; self-torque
Online: 6 May 2024 (07:35:56 CEST)
ARTICLE
|
doi:10.20944/preprints202311.0272.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
discrete almost automorphic; discrete bi-almost automorphic; fixed point; contraction; Bohr-Neugebauer
Online: 6 November 2023 (03:08:22 CET)
ARTICLE
|
doi:10.20944/preprints201703.0192.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
nonlinear ordinary differential equation; Stirling number of the first kind; simplifying; technique; combinatorial analysis
Online: 24 March 2017 (18:30:21 CET)
ARTICLE
|
doi:10.20944/preprints201701.0110.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
systems of nonlinear equations; nonlinear preconditioners; multi-step iterative methods; Frozen Jacobian
Online: 25 January 2017 (04:13:19 CET)
ARTICLE
|
doi:10.20944/preprints202308.1021.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
integrable equations; Lax pairs; symmetry; Hamiltonian structure; zero curvature equations
Online: 15 August 2023 (03:38:06 CEST)
ARTICLE
|
doi:10.20944/preprints202312.0939.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
Spectral curve; Derivative NLS equation; Vector NLS equation; Gerdjikov-Ivanov equation; Multi-phase solution
Online: 13 December 2023 (11:00:38 CET)
ARTICLE
|
doi:10.20944/preprints202306.1632.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Nonlinear equations; conformable derivative; derivative free conformable methods; conformable method with memory; stability.
Online: 22 June 2023 (12:56:52 CEST)
ARTICLE
|
doi:10.20944/preprints202004.0288.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
branch points; bifurcation points; Fredholm operator; uniformization; asymptotics; iterations; regularization
Online: 17 April 2020 (01:34:37 CEST)
ARTICLE
|
doi:10.20944/preprints202002.0176.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
hybrid fractional integrodifferential equation; hybrid fixed point theorems of Dhage; approximations solutions; Lipschitz conditions; weaker mixed partial continuity
Online: 14 February 2020 (02:12:02 CET)
ARTICLE
|
doi:10.20944/preprints202405.0051.v1
Subject:
Computer Science And Mathematics,
Artificial Intelligence And Machine Learning
Keywords:
metaheuristic optimization; Jaya algorithm; Jaya variants; Rao algorithms; BWP algorithm; MaGI algorithm; parallel GPU algorithms; nonlinear equation systems
Online: 1 May 2024 (09:47:15 CEST)
ARTICLE
|
doi:10.20944/preprints201910.0357.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
difference equation; stability; global stability; periodicity; eventually periodicity
Online: 31 October 2019 (02:03:14 CET)
ARTICLE
|
doi:10.20944/preprints201906.0265.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
difference equations, form of solutions, equilibrium point, tribonacci number, global asymptotic stability.
Online: 26 June 2019 (13:35:52 CEST)
ARTICLE
|
doi:10.20944/preprints201901.0063.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Tzitzéica-Dodd–Bullough–Mikhailov equation; Tzitzéica-type equation; ansatz approach; traveling wave solution; periodic solutions
Online: 8 January 2019 (11:16:12 CET)
ARTICLE
|
doi:10.20944/preprints202305.0599.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
Two- dimensional nonlinear integral equation; Banach fixed point theorem; Block-pulse function; Hybrid functions; Legendre polynomials
Online: 9 May 2023 (08:21:21 CEST)
ARTICLE
|
doi:10.20944/preprints202012.0192.v1
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
nonlinear Schrödinger equation system; few-mode propagation; Kerr effect; Raman scattering; dispersion; implicit/explicit Crank–Nicolson scheme; pulse chirping, second-order dispersion, third-order dispersion, chirp pulse, optical pulse compression, pulse collapse
Online: 8 December 2020 (09:57:12 CET)
ARTICLE
|
doi:10.20944/preprints202401.0171.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Differential equation; Impulses at variable times; Existence; Qualitative theory; Pulse phenomena
Online: 3 January 2024 (10:04:47 CET)
ARTICLE
|
doi:10.20944/preprints202311.1201.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Partial Differential Equation; Solutions; Variational Method
Online: 23 November 2023 (07:34:40 CET)
ARTICLE
|
doi:10.20944/preprints202306.1433.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
Stochastic degenerate parabolic equation; Nonlinear noise; Pullback random attractor; Wong-Zakai approximation; Upper semicontinuity
Online: 20 June 2023 (11:02:50 CEST)
ARTICLE
|
doi:10.20944/preprints202311.0128.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
Chebyshev-Halley family of iterative methods; extraneous fixed points; critical points; parameter plane; dynamical systems
Online: 2 November 2023 (06:26:43 CET)
ARTICLE
|
doi:10.20944/preprints202303.0424.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
multi-component diffusion; splitting; splitting error; non-linear convection – diffusion equations; finite differences
Online: 24 March 2023 (03:28:04 CET)
ARTICLE
|
doi:10.20944/preprints201808.0088.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
nonlinear wave-like equations; Elzaki transform; projected differential transform method
Online: 5 August 2018 (10:04:54 CEST)
ARTICLE
|
doi:10.20944/preprints201903.0114.v1
Online: 11 March 2019 (07:56:29 CET)
ARTICLE
|
doi:10.20944/preprints201702.0106.v1
Subject:
Computer Science And Mathematics,
Computer Science
Keywords:
robust diffusion estimation; self-adjusting step-size; non-Gaussian noise; wireless sensor networks
Online: 28 February 2017 (12:38:25 CET)
ARTICLE
|
doi:10.20944/preprints201702.0108.v1
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
optical Tamm state; cholesteric liquid crystal; handedness-preserving mirror
Online: 28 February 2017 (13:51:30 CET)
ARTICLE
|
doi:10.20944/preprints202312.0872.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Iterative methods; convergence order; periodic orbits; stability; analytical conjugation; parameter plane; dynamical plane.
Online: 12 December 2023 (13:18:32 CET)
ARTICLE
|
doi:10.20944/preprints202402.0168.v1
Subject:
Computer Science And Mathematics,
Computational Mathematics
Keywords:
Yang Transform; Two-dimensional Rosenau-Hyman equations; Caputo operator; Homotopy Perturbation method (HPM); Adomian Decomposition method (ADM).
Online: 2 February 2024 (15:05:12 CET)
ARTICLE
|
doi:10.20944/preprints202403.0914.v1
Subject:
Engineering,
Control And Systems Engineering
Keywords:
learning-based control; nonlinear systems control; PID controller; bioprocess
Online: 15 March 2024 (12:12:48 CET)
ARTICLE
|
doi:10.20944/preprints202306.0814.v1
Subject:
Computer Science And Mathematics,
Computational Mathematics
Keywords:
nonlinear shallow water wave; meshless methods; space-time generalized finite difference method; Degasperis-Procesi equation; Fornberg-Whitham equation
Online: 12 June 2023 (09:56:46 CEST)
ARTICLE
|
doi:10.20944/preprints202404.0763.v1
Subject:
Engineering,
Transportation Science And Technology
Keywords:
ride-hailing; built environment; XGBoost; SHAP; nonlinearity
Online: 11 April 2024 (14:10:15 CEST)
ARTICLE
|
doi:10.20944/preprints202403.0016.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
adaptive dynamic programming; optimal tracking control; RBF neural network; nonlinear systems
Online: 1 March 2024 (13:12:53 CET)
ARTICLE
|
doi:10.20944/preprints202404.1884.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
Partial Differential Equations; Machine learning; Neural Networks; Computational Modeling; Feature Identification
Online: 29 April 2024 (10:25:10 CEST)
ARTICLE
|
doi:10.20944/preprints202405.0315.v1
Subject:
Environmental And Earth Sciences,
Pollution
Keywords:
groundwater; fractional-advection-dispersion; contaminant; non-linear absorption
Online: 7 May 2024 (03:15:34 CEST)
ARTICLE
|
doi:10.20944/preprints202402.1320.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
Commutative quaternion algebra; Matrix equations; Hermitian matrix; Complex representation
Online: 22 February 2024 (15:08:30 CET)
ARTICLE
|
doi:10.20944/preprints201608.0231.v1
Subject:
Computer Science And Mathematics,
Computational Mathematics
Keywords:
numerical solution; Bagley-Torvik fractional differential equations; local polynomial smoother
Online: 30 August 2016 (12:29:12 CEST)
ARTICLE
|
doi:10.20944/preprints202405.1870.v1
Subject:
Physical Sciences,
Quantum Science And Technology
Keywords:
Mathieu-Hill equation; Floquet theory; Sturm-Liouville problem; perturbation method; Paul trap; stability diagram
Online: 29 May 2024 (02:17:46 CEST)
ARTICLE
|
doi:10.20944/preprints201702.0057.v2
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
suspension bridges; fourth order wave equation; nonlinear damping; source term; existence; blow up
Online: 24 February 2017 (09:06:57 CET)
ARTICLE
|
doi:10.20944/preprints202404.0253.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Luggage-laden passenger; passenger-luggage flow; disturbance propagation dynamics; luggage drifting disturbance
Online: 3 April 2024 (16:37:35 CEST)
ARTICLE
|
doi:10.20944/preprints202407.0302.v1
Subject:
Business, Economics And Management,
Econometrics And Statistics
Keywords:
panel data analysis; fixed-effects; time-effects; curve_fit; nonlinear squares; function distance
Online: 3 July 2024 (09:45:08 CEST)
ARTICLE
|
doi:10.20944/preprints202403.0145.v2
Subject:
Engineering,
Control And Systems Engineering
Keywords:
Delayed nonlinear Markov jump systems; attack success rate; Packet loss rate; Dynamic Event-triggered Mechanism; Exponential stability and stabilization
Online: 6 March 2024 (10:57:11 CET)
ARTICLE
|
doi:10.20944/preprints201703.0067.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
blow-up; semilinear pseudo-parabolic equations; critical initial energy; conical degeneration
Online: 13 March 2017 (09:56:13 CET)
ARTICLE
|
doi:10.20944/preprints202309.0673.v1
Subject:
Computer Science And Mathematics,
Computational Mathematics
Keywords:
Iterative methods; nonlinear systems; local convergence; Jacobian-free scheme
Online: 11 September 2023 (10:18:56 CEST)
ARTICLE
|
doi:10.20944/preprints202407.0748.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Heteroclinic solutions; L1-Carathé odory functions and sequences; equiconvergence at infinity and at the impulsive points
Online: 9 July 2024 (13:38:13 CEST)
ARTICLE
|
doi:10.20944/preprints202404.1413.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
Fractional neutral integro-differential equations; Resolvent family; Probability density function; Mild solutions
Online: 23 April 2024 (03:16:56 CEST)
ARTICLE
|
doi:10.20944/preprints202403.0099.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
multiplication and addition equations; division equations; subtraction equations;
physical concepts
physical concepts
Online: 4 March 2024 (10:36:26 CET)
TECHNICAL NOTE
|
doi:10.20944/preprints201611.0098.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
nonlinear plate vibration; structural acoustics; harmonic balance method
Online: 18 November 2016 (10:13:10 CET)
ARTICLE
|
doi:10.20944/preprints202210.0227.v1
Subject:
Physical Sciences,
Particle And Field Physics
Keywords:
classical field theory; unified Maxwell-Pauli theory; non-linear Pauli equation; non-linear Schrödinger equation; spin behavior in a magnetic fiel
Online: 17 October 2022 (04:52:02 CEST)
ARTICLE
|
doi:10.20944/preprints202305.1762.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Fractional Volterra integro-differential equation; Laplace fractional power series; Caputo fractional derivative, Laplace transform.
Online: 25 May 2023 (08:06:04 CEST)
REVIEW
|
doi:10.20944/preprints202311.1049.v1
Subject:
Chemistry And Materials Science,
Materials Science And Technology
Keywords:
powders; pressure; density; die-compaction equation; approximation.
Online: 16 November 2023 (11:20:19 CET)
ARTICLE
|
doi:10.20944/preprints201610.0043.v1
Subject:
Computer Science And Mathematics,
Algebra And Number Theory
Keywords:
viewpoint; ordinary differential equation; solution; derivative polynomial; identity; Stirling numbers; Bernoulli number; Bernoulli polynomial; Frobenius-Euler polynomial
Online: 12 October 2016 (11:47:48 CEST)
ARTICLE
|
doi:10.20944/preprints201808.0376.v1
Subject:
Physical Sciences,
Fluids And Plasmas Physics
Keywords:
continuity equation, Navier-Stokes equation, Bernoulli equation, existence and smoothens of the solutions of Navier-Stokes equation
Online: 21 August 2018 (10:12:40 CEST)
ARTICLE
|
doi:10.20944/preprints202002.0245.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
limit values; modular relation; Lerch zeta-function; Hurwitz zetafunction; Laurent coefficients
Online: 17 February 2020 (15:10:08 CET)
ARTICLE
|
doi:10.20944/preprints202111.0015.v2
Subject:
Physical Sciences,
Particle And Field Physics
Keywords:
electrodynamics; plane electromagnetic wave; spherical electromagnetic wave; group of transformations; Aharonov-Bohm effect; equation of motion; alternator; impulse current generator
Online: 13 December 2021 (16:27:24 CET)
ARTICLE
|
doi:10.20944/preprints202403.0765.v1
Subject:
Physical Sciences,
Quantum Science And Technology
Keywords:
hybrid system; quantum correlation; qubit; qutrit; classical noise
Online: 13 March 2024 (07:18:49 CET)
ARTICLE
|
doi:10.20944/preprints202007.0005.v3
Subject:
Physical Sciences,
Acoustics
Keywords:
Cosmology; nonlinear electrodynamics; inflation; acceleration of the universe; causality; classical stability; variable $G$
Online: 14 April 2021 (14:07:07 CEST)
ARTICLE
|
doi:10.20944/preprints202009.0141.v2
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
nonlinearity; approximants; critical phenomena; permeability; relaxation phenomena; time series; crashes
Online: 11 September 2020 (08:44:02 CEST)
ARTICLE
|
doi:10.20944/preprints202306.0749.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
fixed point; fuzzy metric spaces; (J,S)-fuzzy iterative mappings; fractional differential equations
Online: 12 June 2023 (03:49:24 CEST)
ARTICLE
|
doi:10.20944/preprints202312.2037.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Population dynamics; Equilibrium density function
Online: 27 December 2023 (10:09:11 CET)
ARTICLE
|
doi:10.20944/preprints202405.0635.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
biomathematics model; nonlinear harvest; optimal control; non-timber forest products; sustainable timber harvest
Online: 10 May 2024 (11:31:01 CEST)
ARTICLE
|
doi:10.20944/preprints201607.0062.v1
Subject:
Business, Economics And Management,
Economics
Keywords:
Remittances; Economic Growth; Bangladesh; Remittances Utilisation
Online: 20 July 2016 (10:27:13 CEST)
ARTICLE
|
doi:10.20944/preprints201808.0341.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
continuity equation; Maxwell equations: massive electrodynamics; London's superconductivity; proca-Maxwell equations; duality transformations
Online: 19 August 2018 (05:03:06 CEST)
ARTICLE
|
doi:10.20944/preprints201611.0012.v1
Subject:
Engineering,
Industrial And Manufacturing Engineering
Keywords:
CFD; SPH; population balance; NVidia CUDA; OpenMP
Online: 2 November 2016 (05:31:48 CET)
ARTICLE
|
doi:10.20944/preprints201609.0060.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
nonlinear vibration; imperfection; curved SWCNT; nonlocal theory; differential quadrature method (DQ)
Online: 18 September 2016 (10:14:46 CEST)
ARTICLE
|
doi:10.20944/preprints201607.0063.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Impulsive conditions, Controllability, Neutral evolution integrodierential equa- tions, Resolvent operators, State dependent delay
Online: 21 July 2016 (03:48:42 CEST)
ARTICLE
|
doi:10.20944/preprints201703.0044.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
advanced high strength steel; yield function; hardening model; springback; deformation mode
Online: 8 March 2017 (04:51:37 CET)
ARTICLE
|
doi:10.20944/preprints202401.2224.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
Uncertainty Principle, Lebesgue space, Clarkson inequality, Parallelogram space, Type of Banach space.
Online: 31 January 2024 (12:28:59 CET)
ARTICLE
|
doi:10.20944/preprints202108.0525.v3
Subject:
Physical Sciences,
Particle And Field Physics
Keywords:
quantum mechanics; foundations of quantum mechanics; nonlinear equation; nonlinear quantum mechanics; nonlinear schrödinger equation
Online: 1 July 2022 (10:49:24 CEST)
ARTICLE
|
doi:10.20944/preprints201610.0120.v1
Subject:
Engineering,
Control And Systems Engineering
Keywords:
aeroelasticity; multiple nonlinearity flutter; continuation methods; describing functions; bifurcation; continuation optimization; controlling LCO amplitudes
Online: 27 October 2016 (11:58:27 CEST)
ARTICLE
|
doi:10.20944/preprints202407.0920.v1
Subject:
Physical Sciences,
Thermodynamics
Keywords:
Master equation; order; disorder; Entropy; Disequilibrium
Online: 11 July 2024 (04:52:33 CEST)
ARTICLE
|
doi:10.20944/preprints202309.1831.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
Phase Shift, Phase Angle, Time Distortion, Wave Energy Loss, Wave Phenomena
Online: 27 September 2023 (05:00:38 CEST)
ARTICLE
|
doi:10.20944/preprints202108.0543.v1
Subject:
Physical Sciences,
Particle And Field Physics
Keywords:
Dirac equation; Maxwell's equation; Proca theory
Online: 30 August 2021 (12:17:30 CEST)
ARTICLE
|
doi:10.20944/preprints202001.0049.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
nonlinear electrodynamics; black holes; heat capacity; free energy; phase transitions
Online: 5 January 2020 (17:27:07 CET)
COMMUNICATION
|
doi:10.20944/preprints202407.0103.v1
Subject:
Computer Science And Mathematics,
Algebra And Number Theory
Keywords:
Cauchy-Riemann equations; treonic number; treons; algebra B; Bermejo's algebra
Online: 1 July 2024 (13:26:58 CEST)
ARTICLE
|
doi:10.20944/preprints202011.0712.v1
Online: 30 November 2020 (09:22:15 CET)
ARTICLE
|
doi:10.20944/preprints202002.0412.v1
Subject:
Physical Sciences,
Astronomy And Astrophysics
Keywords:
Galactic dynamics; Spiral structure; Bared spiral structure; Density wave; Gravitational retarded potential
Online: 27 February 2020 (16:10:59 CET)
ARTICLE
|
doi:10.20944/preprints201611.0146.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
explicit form; inhomogeneous linear ordinary differential equation; derivative; Lerch transcendent; absolute monotonicity; complete monotonicity; Bernstein function; inequality; diagonal recurrence relation; Stirling numbers of the first kind; logarithmic function
Online: 29 November 2016 (08:00:53 CET)
ARTICLE
|
doi:10.20944/preprints202004.0468.v2
Subject:
Physical Sciences,
Astronomy And Astrophysics
Keywords:
Universe inflation; Einstein's gravity; nonlinear electrodynamics; e-folding number; classical stability; causality
Online: 19 February 2024 (14:51:50 CET)
ARTICLE
|
doi:10.20944/preprints202402.0342.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
Uncertainty Principle; Lipschitz map; Banach space
Online: 6 February 2024 (09:28:18 CET)
ARTICLE
|
doi:10.20944/preprints202202.0006.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
radio photonics; radio-over-fiber; orbital angular momentum; quadratic-nonlinear structure; difference frequency generation
Online: 1 February 2022 (12:02:54 CET)
ARTICLE
|
doi:10.20944/preprints202107.0371.v1
Subject:
Physical Sciences,
Acoustics
Keywords:
circular torus; nonlinear deformation; shear deformation; Mindlin; Gauss curvature; Maple
Online: 16 July 2021 (12:47:16 CEST)
ARTICLE
|
doi:10.20944/preprints202407.1133.v1
Subject:
Engineering,
Civil Engineering
Keywords:
deep tunnel face; pore water pressure; nonlinear failure criterion; upper bound theorem; failure mechanism; numerical simulation
Online: 15 July 2024 (07:51:58 CEST)
ARTICLE
|
doi:10.20944/preprints202311.1182.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
differential equation; Cauchy problem; fixed point; history-dependent operator; convergence criterion; viscoelastic constitutive law
Online: 21 November 2023 (10:37:08 CET)
ARTICLE
|
doi:10.20944/preprints201809.0278.v2
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
electromagnetism; topology; charge-conservation; constitutive relations; gauge freedom
Online: 11 March 2019 (10:36:30 CET)
ARTICLE
|
doi:10.20944/preprints201809.0369.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
general relativity; geometric uni cation; dark matter-energy; mass geometrisation; complex space-time; symplectic space-time; extended space-time
Online: 19 September 2018 (08:21:48 CEST)
ARTICLE
|
doi:10.20944/preprints202405.1014.v1
Subject:
Arts And Humanities,
Music
Keywords:
music education; Music Performance Anxiety (MPA); nonlinear system; questionnaire investigation; data fusion
Online: 15 May 2024 (08:24:16 CEST)
ARTICLE
|
doi:10.20944/preprints202403.1718.v1
Subject:
Computer Science And Mathematics,
Algebra And Number Theory
Keywords:
algebraic methods,quintic problem,Diophantine equation ,prime number
Online: 28 March 2024 (09:35:31 CET)
ARTICLE
|
doi:10.20944/preprints201711.0022.v8
Subject:
Physical Sciences,
Theoretical Physics
Keywords:
Maxwell’ s Equations, Electromagnetism, General Relativity, Gravity, Antimatter
Online: 12 January 2024 (09:54:40 CET)
ARTICLE
|
doi:10.20944/preprints201910.0347.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
difference equations; equilibrium points; stability; periodicity; invariant
Online: 30 October 2019 (04:29:09 CET)
ARTICLE
|
doi:10.20944/preprints201904.0119.v1
Subject:
Physical Sciences,
Astronomy And Astrophysics
Keywords:
cosmology theory; cosmological parameters; galaxies; distances and redshifts; variable physical constants; VSL
Online: 10 April 2019 (08:25:53 CEST)
ARTICLE
|
doi:10.20944/preprints202205.0265.v1
Subject:
Business, Economics And Management,
Finance
Keywords:
currency market; commodity market; stock market; risk factors; nonlinear de-pendence; spillover network
Online: 20 May 2022 (02:27:30 CEST)
ARTICLE
|
doi:10.20944/preprints202109.0493.v1
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
vortex propagation; difference frequency generation; nonlinear medium; vortex beams conversion
Online: 29 September 2021 (11:45:59 CEST)
ARTICLE
|
doi:10.20944/preprints201810.0504.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
generalized Hyers-Ulam stability; functional equation; $n$-dimensional quartic-cubic-quadratic-additive type functional equation; direct method
Online: 22 October 2018 (14:29:00 CEST)
ARTICLE
|
doi:10.20944/preprints202307.1942.v1
Subject:
Engineering,
Bioengineering
Keywords:
exponential modes; visible modes, hidden modes; data limitations; input-output data; mechanistic model; model distinguishability; invariant 2-dimensional manifolds
Online: 28 July 2023 (13:12:25 CEST)
ARTICLE
|
doi:10.20944/preprints202306.0736.v1
Subject:
Computer Science And Mathematics,
Computer Vision And Graphics
Keywords:
image denoising; image deblurring; salt&pepper noise; nonlinear diffusion.
Online: 12 June 2023 (02:18:59 CEST)
ARTICLE
|
doi:10.20944/preprints201812.0134.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
DGJ method, third order fractional differential equation, nonlinear differential equation, convergence of the method.
Online: 11 December 2018 (14:01:03 CET)
ARTICLE
|
doi:10.20944/preprints201811.0442.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
fatigue; damage; crack initiation; crack propagation; nonlinear models; crack growth retardation
Online: 19 November 2018 (10:03:14 CET)
ARTICLE
|
doi:10.20944/preprints202403.0106.v1
Subject:
Physical Sciences,
Other
Keywords:
Relativistic Positioning Systems; pseudorange navigation equations; Bancroft’ s closed-form solution
Online: 4 March 2024 (06:00:42 CET)
ARTICLE
|
doi:10.20944/preprints202310.0377.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
Maxwell equations; Lienard-Wiechert fields; Galilean invariance; Galilean transformation; Lorentz transformation
Online: 9 October 2023 (02:56:28 CEST)
ARTICLE
|
doi:10.20944/preprints202307.0252.v1
Subject:
Computer Science And Mathematics,
Algebra And Number Theory
Keywords:
Ramanujan's theta function; Modular equation; $q$-Shifted factorial
Online: 5 July 2023 (03:39:26 CEST)
ARTICLE
|
doi:10.20944/preprints202010.0320.v9
Subject:
Physical Sciences,
Quantum Science And Technology
Keywords:
Conformal Spacetime; Brane-World Modified Gravity; Quantum Field Theory
Online: 12 January 2023 (02:02:53 CET)