IEEE

Spectral Conjugate Gradient Methods with the Generalized Quasi-Newton Equation

Abstract: In order to solve the global optimization problem in engineering and management, Spectral conjugate gradient methods are used in this paper. By introducing the generalized quasi-Newton ...
Science Daily

The 19th-century mathematical clue that led to quantum mechanics

More than a century before quantum mechanics was born, Irish mathematician William Rowan Hamilton stumbled onto an idea that would quietly foreshadow one of the deepest truths in physics. While ...
Hackaday

It’s 1979 – What Exactly Did That ∫ Key Do?

Michel Jean] asked a question few others might: what exactly is going on under the hood of a classic HP scientific calculator when one presses the ∫ key? A numerical integration, sure, but how ...
IEEE

Complying-Divergence ADE-CFS-PML for the FCC-FDTD (2, 4) Method and Its Numerical Properties

Abstract: A complex-frequency-shifted perfectly matched layer (CFS-PML) for the face-centered cubic finite-difference time-domain (FCC-FDTD) method with second-order in time and fourth-order in space, ...
Scientific Research Publishing

A Method for the Application of Numerical Simulations during Firefighting Operations Using Pre-Simulated, Model-Based Fire Scenarios ()

Institute for Numerical Methods and Informatics in Civil Engineering, Technische Universit?t Darmstadt, Darmstadt, Germany. The spread of fire and smoke during a fire incident plays a crucial role in ...