Abstract: Spherical truncation boundary in non-spherical coordinate system for the finite-difference time-domain (FDTD) method is discussed in this paper. The convolutional perfectly matched layer has ...

A coordinate system is a set of numbers that allows you to specify the location of a point in some space. The Cartesian coordinates is one such system, which uses a set of three numbers to specify the ...

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

A position/vector transformation library, making it easy to manipulate 3D coordinate systems. Vectors can be in Cartesian, Spherical, or Cylindrical format, and the library includes matrix utilities ...

3D Insider is ad supported and earns money from clicks, commissions from sales, and other ways. Learning how to use CNC machines properly means having a solid foundation of the fundamentals. One ...

A report by the Government Accountability Office criticized the overall federal response to the virus as slow, disorganized and inadequate. By Sheila Kaplan Congress’s watchdog on Thursday criticized ...

Abstract: In this paper is presented a method for the numerical simulation of the distributed parameter processes, based on the matrix of partial derivatives of the state vector (M pdx), associated ...