ARTICLE
|
doi:10.20944/preprints202404.1884.v1
Subject:
Mathematics,
Computer Science And 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/preprints202404.1823.v1
Subject:
Theoretical Physics,
Physical Sciences
Keywords:
Schwarzschild solution; Friedmann equations; Perturbation equations; Newtonian mechanics
Online: 28 April 2024 (07:55:24 CEST)
ARTICLE
|
doi:10.20944/preprints202404.1413.v1
Subject:
Mathematics,
Computer Science And 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/preprints202312.1012.v9
Subject:
Physical Sciences,
Fluids And Plasmas Physics
Keywords:
Turbulence; fractal; anomalous dissipation; fixed point; velocity circulation; loop equations; Euler Phi; prime numbers; Fermi particles; instanton
Online: 12 April 2024 (14:39:31 CEST)
ARTICLE
|
doi:10.20944/preprints202404.0393.v4
Subject:
Physical Sciences,
Particle And Field Physics
Keywords:
gravitational redshift; quantum mechanics; quantum-gravity; relativistic equations
Online: 15 April 2024 (14:39:50 CEST)
ARTICLE
|
doi:10.20944/preprints202404.0626.v1
Subject:
Physical Sciences,
Astronomy And Astrophysics
Keywords:
perturbed FLRW metric; Einstein equations; particle Lagrangian; gravitational lensing; distance ladder; Hubble constant
Online: 9 April 2024 (09:38:10 CEST)
ARTICLE
|
doi:10.20944/preprints202403.1598.v2
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
Fermat's last theorem; circle; ellipse; triangle; n-degree curves; equations
Online: 5 April 2024 (16:27:27 CEST)
ARTICLE
|
doi:10.20944/preprints202404.0372.v1
Subject:
Computer Science And Mathematics,
Logic
Keywords:
Sensor-Controlled Systems; Fuzzy Linear Systems of Equations; Inverse Problem
Online: 4 April 2024 (12:36:42 CEST)
ARTICLE
|
doi:10.20944/preprints202403.1741.v1
Subject:
Biology And Life Sciences,
Biochemistry And Molecular Biology
Keywords:
group theory; character variety; Painlevé equations; transcriptome; microRNAs; diseases; cancer research
Online: 28 March 2024 (10:18:13 CET)
ARTICLE
|
doi:10.20944/preprints202403.1241.v2
Subject:
Physical Sciences,
Astronomy And Astrophysics
Keywords:
Friedmann equations, FLRW, Universal critical density, Cosmological con- stant, Haug-Tatum model, Extremal solution, Haug-Spavieri solution, Flat space cosmology
Online: 26 March 2024 (10:51:27 CET)
ARTICLE
|
doi:10.20944/preprints202403.1313.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
Euler-Poisson equations; exact solutions in elementary functions; constrained systems; integrable systems; spinning body in external fields
Online: 26 March 2024 (03:02:20 CET)
ARTICLE
|
doi:10.20944/preprints202403.1116.v1
Subject:
Engineering,
Civil Engineering
Keywords:
Reinforced Concrete Structures; Shear Strength Capacity; Structural Analysis; Empirical Equations; Concrete Compressive Strength; Coefficient of Variation
Online: 21 March 2024 (04:37:14 CET)
ARTICLE
|
doi:10.20944/preprints202402.1675.v2
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
nonlinear differential equations; analytic solution; vaccination; pandemic spreading
Online: 15 March 2024 (15:03:36 CET)
ARTICLE
|
doi:10.20944/preprints202403.0771.v1
Subject:
Physical Sciences,
Astronomy And Astrophysics
Keywords:
Quantum Entanglement Asymmetry; Matter-Antimatter Imbalance; Cosmic Microwave Background Anisotropies; Friedmann Equations; Cosmological Evolution
Online: 13 March 2024 (09:52:08 CET)
COMMUNICATION
|
doi:10.20944/preprints202402.0599.v2
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
nonrelativistic quantum electrodynamics; NRQED; background magnetic field; gauge invariance; Lagrangian; electron self-interactions; electromagnetic field interactions; path integral formalism; effective action; photon propagator; screening effects; density components; current components; Laurent expansions; hydrodynamic limit; equations of motion; Poiseuille-like flow; Navier-Stokes equation; relativistic hydrodynamics; linearized equations; nonrelativistic limit; quantum electrodynamical analysis
Online: 7 March 2024 (09:33:28 CET)
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)
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)
COMMUNICATION
|
doi:10.20944/preprints202402.1611.v1
Subject:
Physical Sciences,
Other
Keywords:
Computer-based instruction; Differential equations; Problem solving; Errors; Iteration
Online: 28 February 2024 (08:14:09 CET)
ARTICLE
|
doi:10.20944/preprints202402.1463.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
Navier-Stokes equations 1; blow up solution 2; regular solution 3
Online: 26 February 2024 (14:14:30 CET)
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/preprints202402.1274.v1
Subject:
Environmental And Earth Sciences,
Water Science And Technology
Keywords:
Hydraulic geometry relationship; Leaf area index; Ordinary differential equations; Channel stability; Jingjiang reach of the Yangtze River
Online: 22 February 2024 (07:54:34 CET)
ARTICLE
|
doi:10.20944/preprints202402.1265.v1
Subject:
Computer Science And Mathematics,
Security Systems
Keywords:
optimization; Lanchester equations; attrition coefficients; differential equation system; numerical iteration
Online: 22 February 2024 (07:11:04 CET)
COMMUNICATION
|
doi:10.20944/preprints202402.0604.v2
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
Dissipative Hydrodynamics, Schwinger-Keldysh Field Theory, Navier-Stokes Equations, Long-Range Massless Modes, Fluid Dynamics, Volume-Preserving Diffeomorphisms, Closed-Time-Path Formalism, Hydrodynamic Correlation Functions, Effective Field Theory, Non-Relativistic Fluid Dynamics, Systematic Treatment, Second Order in Derivatives, Energy-Momentum Balance Equation, Hydrodynamic Transport, Gravitational Anomaly, Quasinormal Modes, Holography, Entropy Production, Conformal Invariance
Online: 21 February 2024 (09:20:45 CET)
REVIEW
|
doi:10.20944/preprints202402.1162.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Fokker Planck Kolmogorov(FPK) equations; time-dependent controller’ s designed parameter(TDCDP); probability density function(PDF)
Online: 20 February 2024 (14:22:57 CET)
ARTICLE
|
doi:10.20944/preprints202402.1119.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
fokker planck kolmogorov (FPK) equations; time-dependent controller’ s designed parameter (TDCDP); probability density function (PDF)
Online: 20 February 2024 (08:59:36 CET)
ARTICLE
|
doi:10.20944/preprints202402.1116.v1
Subject:
Chemistry And Materials Science,
Electrochemistry
Keywords:
polymer electrolytes; microband electrodes; linear diffusion; Fick’ s equations; diffusion in polymers
Online: 20 February 2024 (07:50:29 CET)
ARTICLE
|
doi:10.20944/preprints202402.0968.v1
Subject:
Engineering,
Aerospace Engineering
Keywords:
Information Geometry(IG); Gamma Distribution (GD); Satellite Earth Observations (SEOs); Geodesic Equations (GEs)
Online: 19 February 2024 (14:27:50 CET)
ARTICLE
|
doi:10.20944/preprints202402.0699.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
Topological models of gravity; topological gauge-affine gravity; Off-shell nilpotent BRST and anti-BRST algebra; Descent equations; Topological observables
Online: 13 February 2024 (08:07:00 CET)
ARTICLE
|
doi:10.20944/preprints202402.0316.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
Dual Quaternion; Moore-Penrose inverse; ϕ-Hermitian solution; matrix equations
Online: 6 February 2024 (09:14:30 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/preprints202402.0038.v1
Subject:
Computer Science And Mathematics,
Probability And Statistics
Keywords:
Transient M/M/1; IG, statistical manifold (SM); QM; Geodesic equations of motion; Riemannian metric (RM); Fisher Information matrix (FIM); Inverse Fisher Information matrix (IFIM); threshold theorem
Online: 2 February 2024 (06:34:40 CET)
ARTICLE
|
doi:10.20944/preprints202401.2213.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
fixed point theorem; Monge-Ampere equations; boundary value problem
Online: 31 January 2024 (11:05:28 CET)
ARTICLE
|
doi:10.20944/preprints202401.2097.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Absorbing boundary conditions; Coupling problem; Wave equation; Maxwell's equations; Dielectric permittivity; Explicit scheme; Finite elements; Lumped mass; Piecewise linear
Online: 30 January 2024 (14:16:10 CET)
ARTICLE
|
doi:10.20944/preprints202401.2052.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Wind Speed Manifold (WSM), IG,GeodesicEquations (GEs)
Online: 30 January 2024 (08:40:24 CET)
ARTICLE
|
doi:10.20944/preprints202401.2008.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Transient M/M/1; Information Geometry (IG); statistical manifold (SM); queue manifold (QM); Information Geodesic equations of motion (IEMs); Fisher Information matrix (FIM); Inverse Fisher Information matrix (IFIM); Machine Learning (ML)
Online: 29 January 2024 (09:28:49 CET)
ARTICLE
|
doi:10.20944/preprints202401.1994.v1
Subject:
Computer Science And Mathematics,
Probability And Statistics
Keywords:
Transient , information geometry (IG), statistical manifold (SM), M/M/ Infinity queue manifold (QM), Geodesic equations of motion, Ricci Curvature (RC), Einstein Tensor, Stress Energy Tensor, Riemannian metric (RM), Fisher Information matrix (FIM), Inverse Fisher Information matrix (IFIM), threshold theorem
Online: 29 January 2024 (08:44:46 CET)
ARTICLE
|
doi:10.20944/preprints202401.1827.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Generalized Brownian Motion (GBM), probability density function (PDF),matrix exponential of A (geodesic equations (GEs).
Online: 25 January 2024 (14:10:23 CET)
ARTICLE
|
doi:10.20944/preprints202401.1749.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
vibration analysis; mathematical modeling; descriptive research; multiple regression equations; harmonics; PeakVue; overall vibration; predictive maintenance; bearing wear stage.
Online: 24 January 2024 (10:39:49 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/preprints202401.0818.v1
Subject:
Physical Sciences,
Theoretical Physics
Keywords:
new Lorentz-invariant coordinates; angular and perpendicular rapidities; Gudermann function; passage to the limit; Euler-Hamilton equation; Euler-Lagrange equations
Online: 10 January 2024 (11:04:13 CET)
REVIEW
|
doi:10.20944/preprints202401.0655.v1
Subject:
Physical Sciences,
Theoretical Physics
Keywords:
Nonlinear optics; Bose-Einstein condensates; lattice dynamics; nonlinear Schrödinger equations; vortices; skyrmions; Salerno model; spin-orbit coupling; quantum droplets; PT symmetry
Online: 9 January 2024 (02:30:13 CET)
ARTICLE
|
doi:10.20944/preprints202401.0462.v1
Subject:
Biology And Life Sciences,
Biophysics
Keywords:
physical virology; hepatitis C virus (HCV); viral dynamics; within-host viral modelling; parameter estimation; 3D spatio-temporal resolved mathematical models; (surface) partial differential equations; realistic geometries; scaling analysis; geometry influence
Online: 5 January 2024 (05:30:56 CET)
ARTICLE
|
doi:10.20944/preprints202401.0377.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
fractional differential equations; fractional damping; dynamic behaviour
Online: 4 January 2024 (09:34:38 CET)
ARTICLE
|
doi:10.20944/preprints202401.0009.v1
Subject:
Engineering,
Aerospace Engineering
Keywords:
whole turboshaft engine; component verification; throughflow simulation; co-working equations; ground throttle characteristic
Online: 3 January 2024 (02:14:40 CET)
ARTICLE
|
doi:10.20944/preprints202312.2274.v1
Subject:
Computer Science And Mathematics,
Artificial Intelligence And Machine Learning
Keywords:
Physics-informed deep learning; unsupervised learning; Reynolds-averaged Navier-Stokes equations; high Reynolds number flow; turbulence modeling
Online: 29 December 2023 (13:04:32 CET)
ARTICLE
|
doi:10.20944/preprints202312.2195.v1
Subject:
Computer Science And Mathematics,
Computational Mathematics
Keywords:
Stochastic Navier-Stokes equations; Vorticity-stream function; Fourier pseudo-spectral method; Fluid flow
Online: 28 December 2023 (15:19:09 CET)
ARTICLE
|
doi:10.20944/preprints202312.2129.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
integrable equations; Lax pairs; direct method
Online: 28 December 2023 (10:10:24 CET)
ARTICLE
|
doi:10.20944/preprints202312.1357.v5
Subject:
Physical Sciences,
Fluids And Plasmas Physics
Keywords:
turbulence; fractal; anomalous dissipation; fixed point; velocity circulation; numerical simulations; GPU; loop equations
Online: 27 December 2023 (12:38:44 CET)
ARTICLE
|
doi:10.20944/preprints202312.1403.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
Semi-structured Complex numbers; Semi-structured Complex analytic functions; Cauchy– Riemann Equations; Laplace Equation; Poisson Equation
Online: 19 December 2023 (08:01:08 CET)
ARTICLE
|
doi:10.20944/preprints202312.1177.v1
Subject:
Computer Science And Mathematics,
Mathematical And Computational Biology
Keywords:
mathematical oncology; biomechanics; partial differential equations
Online: 15 December 2023 (11:01:16 CET)
ARTICLE
|
doi:10.20944/preprints202312.1079.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Maxwell’ s equations; convolution; Green’ s function; electromagnetic wave scattering; Hertz dipole; Sommerfeld integrals
Online: 14 December 2023 (10:23:09 CET)
ARTICLE
|
doi:10.20944/preprints202312.0061.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
blow up; evolution equations; parabolic-hyperbolic system; thermoelasticity
Online: 1 December 2023 (08:18:01 CET)
ARTICLE
|
doi:10.20944/preprints202312.0013.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
asymptotic methods; oscillating coefficients; singular differential equations; Campbell’ s identity
Online: 1 December 2023 (03:14:02 CET)
ARTICLE
|
doi:10.20944/preprints202311.1969.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
analytic dynamics; celestial mechanics; stability, control, and synchronization; structural dynamics; equations of motion; finite element method; flexible robotics; bandpass filter; notch filter; structural filtering; trajectory generation; whiplash compensation
Online: 30 November 2023 (10:56:59 CET)
ARTICLE
|
doi:10.20944/preprints202311.1950.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
Calculus; Second Order Linear Equations With Constant Coefficients; Peter Chew Theorem; Quadratic Surds
Online: 30 November 2023 (10:50:00 CET)
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/preprints202311.1868.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
spectral decompositions; linear continuous systems, Gramians; Sylvester and Lyapunov equations; Xiao matrices; Hadamard product.
Online: 29 November 2023 (10:20:27 CET)
ARTICLE
|
doi:10.20944/preprints202311.1524.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
quasi-Newton methods; multi-variable nonlinear equations; full-rank Jacobian approximate update; Rosenbrock function; super-quadratic convergence; efficiency
Online: 24 November 2023 (02:33:46 CET)
ARTICLE
|
doi:10.20944/preprints202311.1457.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
shear wave; dry friction; elastic plate with orifice; non-linear partial equations; residual stresses; trailing wave front
Online: 23 November 2023 (09:31:58 CET)
ARTICLE
|
doi:10.20944/preprints202311.0923.v1
Subject:
Computer Science And Mathematics,
Computational Mathematics
Keywords:
Surface convection-reaction-diffusion equations; Explicit-implicit method; Taylor expansion; Surface finite element; Stability
Online: 15 November 2023 (03:53:46 CET)
ARTICLE
|
doi:10.20944/preprints202311.0930.v1
Subject:
Engineering,
Energy And Fuel Technology
Keywords:
nonlinear systems, vibration energy harvester (VEH), output frequency response function (OFRF), generalised associated linear equations (GALEs), frequency domain
Online: 14 November 2023 (11:54:02 CET)
ARTICLE
|
doi:10.20944/preprints202311.0506.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
MEMS; MEMS gyroscope; vibrating ring gyroscope; dynamics; motion equations; resonance frequency; ring resonator; inertial sensor
Online: 8 November 2023 (04:05:07 CET)
ARTICLE
|
doi:10.20944/preprints202311.0374.v1
Subject:
Computer Science And Mathematics,
Computational Mathematics
Keywords:
Partial differential equations; Legendre multiwavelets; Physics-informed neural net- work; Convolutional neural network
Online: 6 November 2023 (16:36:14 CET)
ARTICLE
|
doi:10.20944/preprints202311.0308.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
gradient neural network; generalized inverses, Moore-Penrose inverse; linear matrix equations
Online: 6 November 2023 (08:01:40 CET)
ARTICLE
|
doi:10.20944/preprints202310.1480.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Fixed point theorem; Fractional order integro-differential equations; RLC circuit; Hilfer derivative; Non-local boundary conditions.
Online: 24 October 2023 (07:57:28 CEST)
COMMUNICATION
|
doi:10.20944/preprints202310.1499.v1
Subject:
Physical Sciences,
Particle And Field Physics
Keywords:
solar neutrinos; neutrino oscillations; coupled dirac equations; interaction with matter; admixture angle; superfluid correlations
Online: 24 October 2023 (07:45:06 CEST)
ARTICLE
|
doi:10.20944/preprints202310.1253.v2
Subject:
Physical Sciences,
Quantum Science And Technology
Keywords:
semi-structured complex numbers; mass; schrödinger’s wave function; einstein’s field equations; wave-particle duality
Online: 20 October 2023 (08:36:13 CEST)
ARTICLE
|
doi:10.20944/preprints202310.1075.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
universal equations for Wh and Wm characteristics; hydraulic transients calculation; radial hydraulic machinery; influence of the specific speed; method of characteristics
Online: 18 October 2023 (08:14:42 CEST)
ARTICLE
|
doi:10.20944/preprints202310.0381.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Field-Programmable Gate Arrays (FPGAs); unrolling architectures; inverse source problem; Ill-posed problems; Tikhonov regularization; elliptic boundary problems; operational equations; Hilbert spaces.
Online: 9 October 2023 (06:21:29 CEST)
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/preprints202309.2167.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
nonlinear equations; simultaneous roots; convergence order; iterative processes
Online: 30 September 2023 (08:20:56 CEST)
ARTICLE
|
doi:10.20944/preprints202309.1735.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
fractional Langevin equations; fixed point theorem; existence and uniqueness
Online: 26 September 2023 (07:09:34 CEST)
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/preprints202309.1301.v1
Subject:
Physical Sciences,
Fluids And Plasmas Physics
Keywords:
Reynolds-Averaged Navier-Stokes equations; RANS simulations; Turbulence; Hydrodynamic instabilities and mixing; Reactive Tracers; Coupling; Model development and validation
Online: 20 September 2023 (02:47:58 CEST)
ARTICLE
|
doi:10.20944/preprints202309.1296.v1
Subject:
Biology And Life Sciences,
Aquatic Science
Keywords:
Sustainable; Fisheries; Predator; Prey; Lotka-Volterra Equations
Online: 20 September 2023 (02:44:49 CEST)
ARTICLE
|
doi:10.20944/preprints202308.2042.v4
Subject:
Physical Sciences,
Theoretical Physics
Keywords:
Turbulence; Fractal; Anomalous dissipation; Fixed point; Velocity circulation; Loop Equations; Euler Phi; Prime numbers
Online: 18 September 2023 (13:56:35 CEST)
ARTICLE
|
doi:10.20944/preprints202309.0426.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
Fractional integro-differential diffusion equations; Nonlocal initial conditions; Resolvent family; Probability density function
Online: 7 September 2023 (03:28:33 CEST)
ARTICLE
|
doi:10.20944/preprints202309.0324.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
Time optimal control problems; Bang Bang Theorem; Fractional optimal control; Dirichlet parabolic equations; Classical control theory; Optimality conditions; Riemann-Liouville and Caputo's derivatives
Online: 6 September 2023 (02:40:08 CEST)
ARTICLE
|
doi:10.20944/preprints202308.2071.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
Riemann--Hilbert problem; polynomial Lax pair; integrable equations; soliton solutions
Online: 30 August 2023 (10:18:12 CEST)
COMMUNICATION
|
doi:10.20944/preprints202308.1759.v1
Subject:
Physical Sciences,
Fluids And Plasmas Physics
Keywords:
“maxwell equations”; “navier-stokes equations”; “inviscid flow”; “compressible flow”; “fluid dynamics”; “electromagnetism”; “aharonov-bohm effect
Online: 25 August 2023 (05:02:42 CEST)
ARTICLE
|
doi:10.20944/preprints202308.1738.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Space-time random field; Fokker-Planck equations; Differential entropy; Jeffreys divergence; Fisher information; De Bruijn identities
Online: 24 August 2023 (09:59:34 CEST)
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)
REVIEW
|
doi:10.20944/preprints202308.0923.v1
Subject:
Physical Sciences,
Thermodynamics
Keywords:
thermodynamic potential; characteristic function; fundamental equations; hybrid thermodynamic potential; J-potential
Online: 11 August 2023 (09:51:33 CEST)
ARTICLE
|
doi:10.20944/preprints202307.1834.v2
Subject:
Computer Science And Mathematics,
Algebra And Number Theory
Keywords:
Jacobian Conjecture, 3-fold linear type map, General 3-fold linear type map, Homogeneous type map, Jacobian condition, Coordinate transformation, Equivalent algebraic equations, Invariance of the Jacobian condition, General chain expression, Inverse polynomial map, Injective problem
Online: 1 August 2023 (09:46:21 CEST)
ARTICLE
|
doi:10.20944/preprints202307.2132.v1
Subject:
Computer Science And Mathematics,
Computational Mathematics
Keywords:
fractional derivatives and integrals; integro-differential equations; numerical methods; anomalous diffusion
Online: 1 August 2023 (03:41:51 CEST)
ARTICLE
|
doi:10.20944/preprints202307.1861.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
ordinary differential equations; third order equations; conjugate points; extremal solutions; linear equations; Emden-Fowler type equations; oscillation; sensitive dependence on initial conditions; asymptotic behavior
Online: 27 July 2023 (10:25:20 CEST)
ARTICLE
|
doi:10.20944/preprints202307.1864.v1
Subject:
Physical Sciences,
Astronomy And Astrophysics
Keywords:
Quantum aspects of black holes; Hawking radiation; time quantization; relativistic wave equations; particle production around black holes
Online: 27 July 2023 (09:25:06 CEST)
ARTICLE
|
doi:10.20944/preprints202307.1700.v1
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
terahertz time-domain spectroscopy; multimode laser diode; delayed optical feedback; laser chaos; intermittent chaos; picosecond optical pulse generation; concurrent pulse oscillation; multimode rate equations
Online: 25 July 2023 (10:57:27 CEST)
ARTICLE
|
doi:10.20944/preprints202307.0477.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
elastic boundary value problem; finite deformations; temperature deformations; polar coordinate system; angular cutout in the boundary of a planar domain; relations of deformation orders; equations of equilibrium
Online: 7 July 2023 (10:48:38 CEST)
ARTICLE
|
doi:10.20944/preprints202305.0955.v5
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
Turbulence; Fractal; Anomalous dissipation; Fixed point; Velocity circulation; Loop Equations
Online: 6 July 2023 (10:17:05 CEST)
ARTICLE
|
doi:10.20944/preprints202307.0244.v1
Subject:
Environmental And Earth Sciences,
Water Science And Technology
Keywords:
NASA-POWER platform; empirical equations; reanalysis data; meteorological data
Online: 4 July 2023 (13:59:00 CEST)
ARTICLE
|
doi:10.20944/preprints202307.0070.v1
Subject:
Computer Science And Mathematics,
Computational Mathematics
Keywords:
matrix inverse; systems of linear equations; cross-multiplication; Gauss-Jordan reduction; determinant method
Online: 4 July 2023 (03:11:01 CEST)
ARTICLE
|
doi:10.20944/preprints202306.2109.v1
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
volumetric modification; femtosecond laser pulses; laser processing; fused silica; Maxwell’s equations; thermoelastoplastic modeling; laser-induced shock waves
Online: 30 June 2023 (07:50:28 CEST)
ARTICLE
|
doi:10.20944/preprints202306.1960.v1
Subject:
Physical Sciences,
Theoretical Physics
Keywords:
Dirac equations, quaternion quantum mechanics; Planck-Kleinert crystal; Klein–Gordon; gravity; four-potentials
Online: 28 June 2023 (09:02:58 CEST)
ARTICLE
|
doi:10.20944/preprints202306.1761.v1
Subject:
Computer Science And Mathematics,
Computational Mathematics
Keywords:
Ordinary Differential Equations (ODE); Partial Differential Equations (PDE); Object Oriented Programming (OOP); Abstract Calculus Pattern (ACP); Fortran
Online: 26 June 2023 (09:44:17 CEST)
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/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/preprints202306.0624.v1
Subject:
Chemistry And Materials Science,
Metals, Alloys And Metallurgy
Keywords:
creep; oxidation; titanium; constitutive equations
Online: 8 June 2023 (10:18:37 CEST)
ARTICLE
|
doi:10.20944/preprints202306.0604.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Mathematical model; differential equations; phytoplankton; photosynthesis; chlorophyll; optimal control problem
Online: 8 June 2023 (08:00:38 CEST)
ARTICLE
|
doi:10.20944/preprints202306.0553.v1
Subject:
Engineering,
Civil Engineering
Keywords:
Dam-break flow; Godunov-type finite volume method; HLLC Riemann solver; Nonequilibrium sediment transport model; Variable density shallow water equations; Well-balanced property
Online: 7 June 2023 (12:57:32 CEST)