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/preprints201701.0115.v1
Subject:
Physical Sciences,
Acoustics
Keywords:
Lagrangian approach; Lagrangian acoustic perturbation equations; computational acoustics; meshfree method; smoothed particle hydrodynamics; generalized finite difference method
Online: 25 January 2017 (11:42:54 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/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/preprints201608.0129.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
parabolic Volterra integro-differential equations; memory kernel; Laplace transform; Fourier transform; convolution theorem; analytical solution
Online: 11 August 2016 (11:47:10 CEST)
ARTICLE
|
doi:10.20944/preprints202212.0450.v1
Subject:
Physical Sciences,
Particle And Field Physics
Keywords:
P4 = TcP symmetry; Matter collapse; Wave function collapse; Klein paradox; Continuity equations; Negative energy solutions; Gamma ray burst; Photon momenta
Online: 23 December 2022 (07:57:12 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/preprints201706.0090.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
fractional neutral integro-differential equations; initial value problem; Caputo fractional derivative; Krasnoselskii's fixed point theorem
Online: 20 June 2017 (03:42:54 CEST)
ARTICLE
|
doi:10.20944/preprints201701.0060.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
bivariate spline space; quasi-interpolation operator; type-2 triangulation 3; burgers’ equations; image reconstruction
Online: 12 January 2017 (10:04:06 CET)
ARTICLE
|
doi:10.20944/preprints201807.0025.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
fractional differential equations; conformable derivative; Bernoulli equation; exact solution
Online: 3 July 2018 (06:04:53 CEST)
ARTICLE
|
doi:10.20944/preprints201706.0047.v3
Subject:
Physical Sciences,
Particle And Field Physics
Keywords:
unified field theory; electromagnetism; Maxwell’s equations; gravitation; general relativity; general relativity; Einstein’s field equations; gravitational radiation; hidden variable; dark matter; cosmological constant
Online: 10 September 2017 (07:50:15 CEST)
COMMUNICATION
|
doi:10.20944/preprints202009.0371.v3
Subject:
Physical Sciences,
Space Science
Keywords:
monad and dyad methods; effective rest mass concept; scalar gravitational field; 5D geodetic equation; cylindrical symmetry condition; 5D Ricci identities; Maxwell equations; magnetic monopole; topological second-order transition in cosmology
Online: 6 August 2021 (11:10:50 CEST)
REVIEW
|
doi:10.20944/preprints202102.0160.v1
Subject:
Computer Science And Mathematics,
Algebra And Number Theory
Keywords:
artificial neural networks; discretization; machine learning; partial differential equations
Online: 5 February 2021 (11:36:31 CET)
ARTICLE
Subject:
Computer Science And Mathematics,
Algebra And Number Theory
Keywords:
neural ordinary differential equations; machine learning; chemical kinetics
Online: 4 February 2021 (10:54:30 CET)
ARTICLE
|
doi:10.20944/preprints201703.0065.v1
Subject:
Business, Economics And Management,
Econometrics And Statistics
Keywords:
generalized estimating equations; overdispersion; poisson; spatio-temporal; Leishmaniasis
Online: 13 March 2017 (09:30:11 CET)
ARTICLE
|
doi:10.20944/preprints201801.0191.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
blow-up; fractional pseudo-parabolic equations; initial energy; logarithmic nonlinearity
Online: 22 January 2018 (04:22:52 CET)
REVIEW
|
doi:10.20944/preprints202101.0388.v1
Subject:
Biology And Life Sciences,
Biochemistry And Molecular Biology
Keywords:
Thymic selection; T-cell development; T-cell receptor (TCR); mathematical modelling; multiscale models; complex systems; ordinary differential equations (ODE); agent-based models.
Online: 19 January 2021 (16:39:50 CET)
ARTICLE
|
doi:10.20944/preprints201706.0092.v1
Subject:
Medicine And Pharmacology,
Dietetics And Nutrition
Keywords:
dietary patterns; tracking; stability; longitudinal change; generalized estimating equations; childhood; adolescence; adulthood
Online: 20 June 2017 (09:00:37 CEST)
ARTICLE
|
doi:10.20944/preprints201711.0130.v1
Subject:
Engineering,
Civil Engineering
Keywords:
shallow water equations; models comparison; fully dynamic model; zero-inertia model; inertial terms; overland flow routing
Online: 20 November 2017 (16:44:39 CET)
ARTICLE
|
doi:10.20944/preprints202309.1550.v1
Subject:
Computer Science And Mathematics,
Artificial Intelligence And Machine Learning
Keywords:
Computational fluid dynamics; Deep learning; Partial differential equations; Neural operators
Online: 22 September 2023 (11:14:24 CEST)
ARTICLE
|
doi:10.20944/preprints201910.0084.v1
Subject:
Computer Science And Mathematics,
Computational Mathematics
Keywords:
Erdős-Straus Conjecture; Directed Networks; Egyptian Fractions; Diophantine Equations.
Online: 8 October 2019 (10:33:48 CEST)
Subject:
Computer Science And Mathematics,
Computational Mathematics
Keywords:
Local meshless method, RBFs, Irregular domains, Kortewege-de Vries types equations, reaction-diffusion Brusselator system.
Online: 31 January 2019 (14:27:34 CET)
ARTICLE
|
doi:10.20944/preprints202009.0440.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Conformable fractional derivative; Conformable fractional integral; Conformable fractional differential equations; Sturm´s Theorems; Green´s Function
Online: 18 September 2020 (12:16:52 CEST)
ARTICLE
|
doi:10.20944/preprints202101.0504.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
z-transform; time-varying systems; time-varying difference equations; skew polynomial rings; extended Euclidean algorithm; fraction decomposition
Online: 25 January 2021 (14:50:14 CET)
ARTICLE
|
doi:10.20944/preprints202210.0091.v9
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Duality principles; Generalized method of lines; Ginzburg-Landau type equations
Online: 20 December 2022 (02:32:43 CET)
ARTICLE
|
doi:10.20944/preprints201711.0076.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
fractional calculus; k-bessel function; fractional kinetic equations; laplace transforms
Online: 13 November 2017 (03:45:49 CET)
ARTICLE
|
doi:10.20944/preprints201711.0164.v2
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
Fractional Calculus; Bessel-Struve Function; Fractional Kinetic Equations; Sumudu Transforms
Online: 27 November 2017 (05:23:54 CET)
ARTICLE
|
doi:10.20944/preprints201806.0121.v1
Subject:
Computer Science And Mathematics,
Computer Science
Keywords:
fuzzy Sumudu transform; fuzzy linear differential equations; system of fuzzy differential equations
Online: 7 June 2018 (12:27:08 CEST)
ARTICLE
|
doi:10.20944/preprints201812.0194.v2
Subject:
Physical Sciences,
Theoretical Physics
Keywords:
Artificial magnetic monopole; new electromagnetic equations; superconducting loop; stationary wave; conservation of momentum; Lorentz conservation; magnetic potential; Dirac equation; energy gap in vacuum; pair of two Cooper pairs
Online: 6 September 2021 (14:21:23 CEST)
ARTICLE
|
doi:10.20944/preprints201901.0038.v4
Subject:
Physical Sciences,
Condensed Matter Physics
Keywords:
dynamical equation of period vectors, crystal structure prediction, microscopic equations of state, thermodynamical properties, system collapse, external stress
Online: 20 February 2019 (11:11:30 CET)
ARTICLE
|
doi:10.20944/preprints201801.0018.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
reaction-diffusion equations; Newell-Whitehead-Segel equation; Zeldovich equation; exact solution; traveling wave solution
Online: 3 January 2018 (03:34:43 CET)
ARTICLE
|
doi:10.20944/preprints202108.0176.v1
Subject:
Computer Science And Mathematics,
Algebra And Number Theory
Keywords:
consecutive sum of the digits; algebraic equations; diophantine equations; arithmetic functions
Online: 9 August 2021 (07:52:49 CEST)
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/preprints202311.1917.v1
Subject:
Computer Science And Mathematics,
Probability And Statistics
Keywords:
empirical equations; generalized least‐squares regression; weight matrix; systematic errors; covariance propagation; projection matrix; residual structure
Online: 30 November 2023 (09:16:25 CET)
ARTICLE
|
doi:10.20944/preprints202205.0257.v3
Subject:
Physical Sciences,
Particle And Field Physics
Keywords:
Relativistic material particles; active gravitational mass; Lorentz transformations; isotropic Schwarzschild metric; geodesics equations
Online: 25 January 2023 (11:44:00 CET)
ARTICLE
|
doi:10.20944/preprints201804.0004.v1
Subject:
Engineering,
Marine Engineering
Keywords:
ship’s propeller jet; mean axial velocity of flow; prediction equations
Online: 1 April 2018 (16:07:01 CEST)
ARTICLE
|
doi:10.20944/preprints201808.0391.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
full electric aircraft; hybrid aircraft; energy and mass balance equations; conceptual design; constraints
Online: 22 August 2018 (05:13:14 CEST)
ARTICLE
|
doi:10.20944/preprints201809.0295.v2
Subject:
Engineering,
Mechanical Engineering
Keywords:
FGM porous circular plate; free vibration; exact solution; multiparametric frequency equations
Online: 18 October 2018 (06:23:35 CEST)
ARTICLE
|
doi:10.20944/preprints201802.0094.v1
Subject:
Computer Science And Mathematics,
Computational Mathematics
Keywords:
time fractional differential equations; mixed-index problems; analytical solutions; asymptotic stability
Online: 13 February 2018 (09:03:54 CET)
ARTICLE
|
doi:10.20944/preprints201906.0266.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
difference equations, solution, equilibrium point, tribonacci number, global asymptotic stability
Online: 26 June 2019 (13:39:17 CEST)
ARTICLE
|
doi:10.20944/preprints202005.0465.v1
Subject:
Engineering,
Civil Engineering
Keywords:
tuned mass damper; passive control; seismic analysis; energy dissipation; tall buildings; state-space equations of motion
Online: 29 May 2020 (12:41:20 CEST)
ARTICLE
|
doi:10.20944/preprints201910.0171.v1
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
laser cavity; two-level Maxwell-Bloch equations; complex Ginzburg-Landau equation; modulational instability; pattern formation
Online: 16 October 2019 (04:09:00 CEST)
ARTICLE
|
doi:10.20944/preprints201807.0327.v1
Subject:
Physical Sciences,
Fluids And Plasmas Physics
Keywords:
rarefied gas dynamics; modelling evaporation; R13-equations
Online: 18 July 2018 (09:55:45 CEST)
ARTICLE
|
doi:10.20944/preprints201909.0131.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
Feller equation; parabolic equations; Lagrangian scheme; numerical simulation; probability density function
Online: 12 September 2019 (15:36:44 CEST)
REVIEW
|
doi:10.20944/preprints202001.0368.v2
Subject:
Computer Science And Mathematics,
Algebra And Number Theory
Keywords:
mobile marketing; customer behavior; structural equations; decision making; individual knowledge
Online: 30 November 2020 (11:10:36 CET)
ARTICLE
|
doi:10.20944/preprints201808.0012.v1
Subject:
Business, Economics And Management,
Economics
Keywords:
economic growth; democracy; MENA; simultaneous equations
Online: 1 August 2018 (09:45:56 CEST)
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/preprints202107.0569.v1
Subject:
Computer Science And Mathematics,
Algebra And Number Theory
Keywords:
Fractional calculus; fractional Laplacian; anomalous diffusion; spectral methods; reaction-diffusion equations; nonlocality; spatial heterogeneity
Online: 26 July 2021 (11:16:34 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/preprints201910.0114.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
boundary layer flow; flat plate; Prandtl’s equations
Online: 10 October 2019 (07:45:58 CEST)
Subject:
Computer Science And Mathematics,
Algebra And Number Theory
Keywords:
debt; re-conversion; equations
Online: 31 March 2021 (12:05:53 CEST)
ARTICLE
|
doi:10.20944/preprints201805.0109.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
reaction-diffusion equations; two dimensional Fisher Equation; Nagumo Equation; Kolmogorov-Petrovsky-Piskunov equation; traveling wave solution
Online: 7 May 2018 (08:35:54 CEST)
ARTICLE
|
doi:10.20944/preprints201901.0113.v5
Subject:
Physical Sciences,
Quantum Science And Technology
Keywords:
Zeropoint Energy; Cosmological Constant; Stress Energy Tensor; Einstein Field Equations; Standard Model; Dark Energy; Quantum Gravity
Online: 31 March 2022 (14:01:14 CEST)
ARTICLE
|
doi:10.20944/preprints202010.0320.v7
Subject:
Physical Sciences,
Quantum Science And Technology
Keywords:
Conformal Einstein Field Equations; Boundary Terms; Brane-World
Online: 14 April 2022 (12:28:49 CEST)
ARTICLE
|
doi:10.20944/preprints201805.0023.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
Fokker-Planck equations; fermion statistics; boson statistics; Haldane statistics; Kinetic interaction principle; anomalous diffusion; Fokker-Planck current
Online: 2 May 2018 (11:36:35 CEST)
ARTICLE
|
doi:10.20944/preprints201809.0027.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
points; lines; brain; continuum; physical equations; topology; curvature; infinity
Online: 3 September 2018 (11:34:18 CEST)
ARTICLE
|
doi:10.20944/preprints202205.0032.v1
Subject:
Business, Economics And Management,
Business And Management
Keywords:
digitalisation; sustainability; sustainable development goals; European Union; regression equations
Online: 5 May 2022 (10:24:13 CEST)
ARTICLE
|
doi:10.20944/preprints201807.0135.v2
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
nonlinear ordinary differential operators; impulsive optimal control problems; evolution equations
Online: 16 July 2018 (10:55:36 CEST)
ARTICLE
|
doi:10.20944/preprints202001.0101.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
Fractional Equations; Green's Functions; Integral Boundary Conditions; Fixed Point Index; Existence and Non-existence
Online: 11 January 2020 (10:23:08 CET)
ARTICLE
|
doi:10.20944/preprints201901.0122.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
conformable fractional derivative; conformable partial fractional derivative; conformable double Laplace decomposition method; conformable Laplace transform; Singular one dimensional coupled Burgers equations
Online: 14 January 2019 (07:04:49 CET)
ARTICLE
|
doi:10.20944/preprints202205.0207.v1
Subject:
Computer Science And Mathematics,
Algebra And Number Theory
Keywords:
prime numbers; galactic spiral equations; ROTASE model; phyllotaxis; sunflower seed head
Online: 16 May 2022 (11:04:46 CEST)
ARTICLE
Subject:
Physical Sciences,
Astronomy And Astrophysics
Keywords:
modified Friedman equations; modified gravity; dark energy
Online: 19 June 2020 (08:38:18 CEST)
ARTICLE
|
doi:10.20944/preprints201810.0589.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
fractional differential equations: impulse; integro-differential equations; non local conditions; fixed point theorem
Online: 25 October 2018 (05:22:06 CEST)
ARTICLE
|
doi:10.20944/preprints202104.0082.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Difference equations; global asymptotic stability; boundedness; rate of convergence; oscillation
Online: 5 April 2021 (11:48:57 CEST)
ARTICLE
|
doi:10.20944/preprints201912.0125.v1
Subject:
Physical Sciences,
Astronomy And Astrophysics
Keywords:
dark energy; stellar configurations; anisotropic fluid distribution; quadratic equation of state; Einstein-Maxwell field equations; metric coefficients
Online: 10 December 2019 (04:42:44 CET)
ARTICLE
|
doi:10.20944/preprints202103.0674.v1
Subject:
Computer Science And Mathematics,
Discrete Mathematics And Combinatorics
Keywords:
Delta fractional equations; Fractional differential equations; Sturm--Liouville; Eigenfunctions; Eigenvalues
Online: 26 March 2021 (15:42:47 CET)
REVIEW
Subject:
Environmental And Earth Sciences,
Geophysics And Geology
Keywords:
mineral physics; ultrasonic interferometry; resonant ultrasound spectroscopy; law of corresponding states; equations-of-state; Columbia University; American Geophysical Union
Online: 29 March 2019 (07:54:57 CET)
ARTICLE
|
doi:10.20944/preprints201808.0398.v1
Subject:
Engineering,
Civil Engineering
Keywords:
fluctuating backwater area; reservoir; 2D shallow water equations; bed-load transport; Godunov-type scheme; FVM; non-uniformity sediment.
Online: 22 August 2018 (14:43:45 CEST)
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/preprints201907.0084.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
Charlier matrix polynomials; generating matrix functions; Charlier matrix differential equations; Lie algebra
Online: 4 July 2019 (17:47:40 CEST)
ARTICLE
|
doi:10.20944/preprints201809.0083.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
mean-field type game; non-zero-sum differential game; cooperative game; backward stochastic differential equations; linear-quadratic stochastic control; social cost; price of anarchy
Online: 5 September 2018 (04:59:41 CEST)
ARTICLE
|
doi:10.20944/preprints202102.0157.v1
Subject:
Physical Sciences,
Acoustics
Keywords:
Einstein's equations; gravitation; general relativity; principle of equivalence; gravitational aether; vacuum mechanics.
Online: 5 February 2021 (11:11:36 CET)
ARTICLE
|
doi:10.20944/preprints201809.0476.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
fractional power series; integro-differential equations; conformable derivative
Online: 25 September 2018 (05:06:12 CEST)
ARTICLE
|
doi:10.20944/preprints202011.0694.v1
Subject:
Physical Sciences,
Acoustics
Keywords:
relativistic Quaternion Quantum Mechanics; Cauchy-elastic solid; Schrödinger and Poisson equations; quaternions; Klein-Gordon equatio
Online: 27 November 2020 (14:23:18 CET)
ARTICLE
|
doi:10.20944/preprints202012.0673.v2
Subject:
Engineering,
Automotive Engineering
Keywords:
biofilm; Miller recurrent algorithm; Bessel functions; differential-difference master equations
Online: 1 March 2021 (13:13:47 CET)
ARTICLE
|
doi:10.20944/preprints201909.0086.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
iterated function; asymptotic analysis; discretization; stability theory; metric space; qualitative theory of differential equations
Online: 8 September 2019 (16:09:07 CEST)
ARTICLE
|
doi:10.20944/preprints202103.0256.v1
Subject:
Computer Science And Mathematics,
Algebra And Number Theory
Keywords:
New Iterative method; r-Laplace transform; Fractional-order Helmholtz equations; Caputo operator
Online: 9 March 2021 (10:16:30 CET)
ARTICLE
|
doi:10.20944/preprints202203.0384.v1
Subject:
Engineering,
Industrial And Manufacturing Engineering
Keywords:
renewable energy sources; wind uncertainty; effective budget of uncertainty; second-order conic relaxation; AC power flow equations
Online: 30 March 2022 (03:26:12 CEST)
ARTICLE
|
doi:10.20944/preprints202104.0597.v1
Subject:
Computer Science And Mathematics,
Algebra And Number Theory
Keywords:
integral equations; complex partial metric space; common fixed point.
Online: 22 April 2021 (09:19:54 CEST)
ARTICLE
|
doi:10.20944/preprints201810.0165.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
nonlinear operator equations; Fréchet derivative; ω-continuity condition; the Newton like method; Frédholm integral equation
Online: 9 October 2018 (03:43:45 CEST)
ARTICLE
|
doi:10.20944/preprints202012.0758.v4
Subject:
Physical Sciences,
Particle And Field Physics
Keywords:
Kerr-Newman black hole; Compton scale; Dirac equations, fermionic string; frame dragging; Wilson loop; Heisenberg picture; Schrodinger picture; Kerr-Schild coordinates
Online: 15 March 2021 (16:10:02 CET)
ARTICLE
|
doi:10.20944/preprints201811.0443.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Coupled Higgs equations, new extended rational methods, traveling wave solution, complex solution, multi wave solution
Online: 19 November 2018 (10:11:01 CET)
ARTICLE
|
doi:10.20944/preprints202105.0696.v1
Subject:
Physical Sciences,
Acoustics
Keywords:
equations of motion; Lagrange variables; invariants; energy model of mechanics; superposition principle; kinematic parameters of energy; free oscillations; resonance
Online: 28 May 2021 (11:31:05 CEST)
ARTICLE
|
doi:10.20944/preprints201806.0350.v7
Subject:
Physical Sciences,
Acoustics
Keywords:
Einstein's equations; gravitation; general relativity; sink; gravitational aether.
Online: 3 March 2021 (10:21:22 CET)
ARTICLE
|
doi:10.20944/preprints202109.0247.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
differential equations; involution; boundary value problems; Green’s function; eigen6 function expansions; equiconvergence; Riesz basis; spectral properties
Online: 14 September 2021 (15:41:08 CEST)
ARTICLE
|
doi:10.20944/preprints202009.0196.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
orthogonal collocation; variational iteration method; mamadu-njoseh polynomials; differential equations; corona virus; SEIR model
Online: 9 September 2020 (03:42:20 CEST)
ARTICLE
|
doi:10.20944/preprints202101.0225.v1
Subject:
Physical Sciences,
Acoustics
Keywords:
continuous medium; equations of motion; Lagrange variables; superposition; dynamic analysis
Online: 12 January 2021 (15:05:35 CET)
ARTICLE
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
Conservation laws; finite volumes; conservative finite differences; moving grids; adaptivity; advection; shallow water equations; wave run-up
Online: 26 March 2019 (10:54:05 CET)
ARTICLE
|
doi:10.20944/preprints202103.0532.v1
Subject:
Physical Sciences,
Acoustics
Keywords:
relativistic wave equations; higher spin; de Sitter group; irreducible representations of Lorentz group
Online: 22 March 2021 (12:38:41 CET)
ARTICLE
|
doi:10.20944/preprints201910.0350.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
difference equations; dynamical systems; periodicity; stability; boundedness
Online: 30 October 2019 (07:25:16 CET)
ARTICLE
|
doi:10.20944/preprints202206.0414.v2
Subject:
Computer Science And Mathematics,
Computational Mathematics
Keywords:
Elasticity; Machine learning; Minimum potential energy; Partial differential equations (PDEs); Physics-informed neural network
Online: 3 April 2023 (03:29:13 CEST)
ARTICLE
|
doi:10.20944/preprints201812.0190.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Space-time fractional Equal-Width equations; Conformable derivative; Hyperbolic function approach; Exact soliton solutions
Online: 17 December 2018 (10:47:03 CET)
ARTICLE
|
doi:10.20944/preprints202104.0292.v1
Subject:
Computer Science And Mathematics,
Algebra And Number Theory
Keywords:
Multi-scale model; system of differential equations; HIV propagation; complex network; basic reproduction number; antiretroviral therapy; prevalence.
Online: 12 April 2021 (12:35:52 CEST)
ARTICLE
|
doi:10.20944/preprints202106.0093.v1
Subject:
Physical Sciences,
Quantum Science And Technology
Keywords:
Lorentz symmetry violation; Relativistic wave equations; electric & magnetic field; biconfluent Heun’s function; special function
Online: 3 June 2021 (08:14:17 CEST)
ARTICLE
|
doi:10.20944/preprints202304.1244.v1
Subject:
Computer Science And Mathematics,
Artificial Intelligence And Machine Learning
Keywords:
Surrogate models; Reynolds-averaged Navier-Stokes equations; variable geometry; high Reynolds number; turbulence modeling
Online: 30 April 2023 (03:02:34 CEST)
ARTICLE
|
doi:10.20944/preprints202105.0052.v1
Subject:
Business, Economics And Management,
Accounting And Taxation
Keywords:
Strategic Foresight Model; Structural Equations; Pymes
Online: 5 May 2021 (12:36:09 CEST)
ARTICLE
Subject:
Physical Sciences,
Astronomy And Astrophysics
Keywords:
modified Friedman equations; modified gravity; dark energy
Online: 18 June 2020 (09:25:41 CEST)
ARTICLE
Subject:
Computer Science And Mathematics,
Algebra And Number Theory
Keywords:
BK space, matrix transformations, multiplier of sequence spaces, sequence spaces inclusion equations.
Online: 24 June 2021 (16:42:44 CEST)
ARTICLE
|
doi:10.20944/preprints201912.0163.v3
Subject:
Computer Science And Mathematics,
Probability And Statistics
Keywords:
ARCH and GARCH; ARMA; functional data; invertible, linear processes; parameter estimation; stationary solutions; Yule-Walker equations
Online: 19 May 2020 (04:33:32 CEST)
ARTICLE
|
doi:10.20944/preprints202003.0369.v1
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
Quantum Maxwell's equations; finite-difference time-domain
Online: 25 March 2020 (04:23:31 CET)