Výsledky vyhledávání - "DIRAC function"

Tighter Bounds for Implied Volatility With the Dirac Delta Family Method.

Autoři: Cui, Zhenyu Liu, Yanchu Yao, Yuhang

Zdroj: Journal of Futures Markets. Nov2025, Vol. 45 Issue 11, p1970-1988. 19p.

Témata: *STOCHASTIC models, *MARKET volatility, *DERIVATIVE securities, *FINANCIAL engineering, DIRAC function, COMPUTER simulation, ITERATIVE methods (Mathematics)

Conditions of coherent-phonon excitation in SrMnSb2 films and crystals.

Autoři: Rai, Manita Subedi, Sujan Aguirre, Hannah E. a další

Zdroj: Journal of Applied Physics; 11/7/2025, Vol. 138 Issue 17, p1-11, 11p

Témata: PHONONS, WEYL groups, DIRAC function, ARSENIC, ELECTRONIC structure

On the non-vanishing condition for A(λ) of U(p,q) in the mediocre range.

Autoři: Du, Chengyu¹ (AUTHOR) dcystory@163.com

Zdroj: International Journal of Mathematics. Nov2025, Vol. 36 Issue 13, p1-27. 27p.

Témata: *MODULES (Algebra), *DIRAC function, *ALGORITHMS

Vibration analysis of beams with intermediate supports under moving loads.

Alternate Title: Hareketli yüklere maruz ayaklı kirişlerin titreşiminin incelenmesi.

Autoři: Gemici, Emre Pala, Yaşar

Zdroj: Pamukkale University Journal of Engineering Sciences. 2025, Vol. 31 Issue 5, p744-749. 6p.

Témata: *EULER-Bernoulli beam theory, *DIRAC function, *SERIES expansion (Mathematics), *GIRDERS, *MECHANICAL vibration research, *LIVE loads

Morphing beam dynamics under moving force and moving moment with inertia effects.

Autoři: Singha, Debashis Murugan, Senthil

Zdroj: Journal of Vibration & Control. Jul2025, Vol. 31 Issue 13/14, p2935-2948. 14p.

Témata: *DIRAC function, *TRAVEL time (Traffic engineering), *EIGENFUNCTION expansions, *LAPLACE transformation, *LARGE space structures (Astronautics), *LIVE loads

Discontinuity method for evaluating scattering amplitudes within the worldline formalism.

Autoři: Guzmán, Victor Miguel Banda¹ (AUTHOR) victor.banda@upslp.edu.mx

Zdroj: Journal of High Energy Physics. Jul2025, Vol. 2025 Issue 7, p1-31. 31p.

Témata: *DIRAC function, *QUANTUM field theory, *SCATTERING amplitude (Physics), *SPACE-time symmetries, *PATH integrals

Emergent one-dimensional helical channel in higher-order topological insulators with step edges.

Autoři: Sekine, Akihiko Ohtomo, Manabu Kawaguchi, Kenichi a další

Zdroj: Journal of Applied Physics. 10/28/2023, Vol. 134 Issue 16, p1-16. 16p.

Témata: *TOPOLOGICAL insulators, *DIRAC function, *HELICAL structure, *ELECTRONIC structure, *SURFACE states, *FERMIONS

On the solutions of fractional differential equations with modified Mittag-Leffler kernel and Dirac Delta function: Analytical results and numerical simulations.

Autoři: Al-Refai, Mohammed Baleanu, Dumitru Alomari, A.K.

Zdroj: PLoS ONE. 6/18/2025, Vol. 20 Issue 6, p1-13. 13p.

Témata: *DIRAC function, *LINEAR differential equations, *FRACTIONAL differential equations, *INFINITE series (Mathematics), *COMPUTER simulation

Tunneling through bilayer heterostructures: Two-point interactions.

Autoři: Zolotaryuk, Y. Zolotaryuk, A. V.

Zdroj: Low Temperature Physics. Jun2025, Vol. 51 Issue 6, p746-750. 5p.

Témata: *DIRAC function, *QUANTUM mechanics, *HETEROSTRUCTURES, *TUNNEL design & construction

Neural network solution based on the minimum potential energy principle for static problems of structural mechanics.

Autoři: Qian, Jiamin Chen, Lincong Sun, J. Q.

Zdroj: Applied Mathematics & Mechanics. Jun2025, Vol. 46 Issue 6, p1125-1142. 18p.

Témata: *DIRAC function, *BOUNDARY value problems, *VARIATIONAL principles, *STRUCTURAL mechanics, *GEOGRAPHIC boundaries

Periodic solutions for a pair of delay-coupled excitable theta neurons.

Autoři: Laing, Carlo R. Krauskopf, Bernd

Zdroj: Proceedings of the Royal Society A: Mathematical, Physical & Engineering Sciences. 5/15/2025, Vol. 481 Issue 2314, p1-28. 28p.

Témata: *DIRAC function, *DELAY differential equations, *NEURONS, *SOCIAL networks

Finite Element Method for Solving the Screened Poisson Equation with a Delta Function.

Autoři: Tang, Liang Tang, Yuhao

Zdroj: Mathematics (2227-7390). Apr2025, Vol. 13 Issue 8, p1360. 18p.

Témata: *DIRAC function, *GREEN'S functions, *PARTIAL differential equations, *LEGENDRE'S functions, *FINITE element method, *POISSON'S equation

Impact characteristics of novel balance jack in hydraulic support.

Autoři: Zhao, Lijuan Sun, Qian Wang, Anshu a další

Zdroj: Physics of Fluids. Apr2025, Vol. 37 Issue 4, p1-19. 19p.

Témata: *DIRAC function, *LAGRANGE equations, *STRESS concentration, *DIRAC equation, *ENGINEERING simulations

Response of a floating ice sheet due to a moving load in the presence of an undulating sea bottom.

Autoři: Nehra, Mahesh Kumar Bora, Swaroop Nandan

Zdroj: Physics of Fluids. Apr2025, Vol. 37 Issue 4, p1-12. 12p.

Témata: *DIRAC function, *ICE sheets, *LIVE loads, *POTENTIAL flow, *FOURIER transforms

Conditions of coherent-phonon excitation in SrMnSb2 films and crystals.

Autoři: Rai, Manita Subedi, Sujan Aguirre, Hannah E. a další

Zdroj: Journal of Applied Physics. 11/7/2025, Vol. 138 Issue 17, p1-11. 11p.

Témata: *PHONONS, *WEYL groups, *DIRAC function, *ARSENIC, *ELECTRONIC structure

Study on the oscillations of the Euler-Bernoulli beam on an elastic base.

Autoři: Tursunov, Bahodir Usmonov, Botir Nuriddinov, Baxtiyor a další

Zdroj: AIP Conference Proceedings. 2025, Vol. 3268 Issue 1, p1-6. 6p.

Témata: *DIRAC function, *LIVE loads, *FOURIER transforms, *INTEGRATED software, *PROBLEM solving

Investigating neural networks with groundwater flow equation loss.

Autoři: Schiano Di Cola, Vincenzo Bauduin, Vittorio Berardi, Marco a další

Zdroj: Mathematics & Computers in Simulation. Apr2025, Vol. 230, p80-93. 14p.

Témata: *DIRAC function, *GROUNDWATER flow, *PARTIAL differential equations, *NETWORK performance, *DEEP learning

Smearing out contact terms in ghost-free infinite derivative quantum gravity.

Autoři: Beckering Vinckers, Ulrich K de la Cruz-Dombriz, Álvaro Mazumdar, Anupam

Zdroj: Classical & Quantum Gravity. 3/21/2025, Vol. 42 Issue 6, p1-30. 30p.

Témata: *DIRAC function, *QUANTUM gravity, *GRAVITATIONAL potential, *QUANTUM theory, *GRAVITY, *GRAVITONS

Calculus of Long Rectangular Plates Embedded in Long Borders with Uniform Vertical Load on a Line Parallel to the Long Borders.

Autoři: Opruţa, Daniel Tripa, Mihai-Sorin Codrea, Luminiţa a další

Zdroj: Mathematics (2227-7390). Mar2025, Vol. 13 Issue 6, p993. 20p.

Témata: *DIRAC function, *OPERATOR functions, *CALCULUS, *ORTHODONTICS, *RECTANGLES

Riemann Problem with Concentration in Initial Values for a Geometrical Optics System.

Autoři: Yuehang Zhang Hanchun Yang

Zdroj: Southeast Asian Bulletin of Mathematics. 2025, Vol. 49 Issue 2, p149-159. 11p.

Témata: *INITIAL value problems, *DIRAC function, *RIEMANN-Hilbert problems, *GEOMETRICAL optics, *SHOCK waves, *CONSERVATION laws (Physics)