IEEE

Efficient Phase-Only Symmetric Pattern Synthesis for Linear and Circular Planar Arrays via Phase Perturbation in Low-Dimensional Space

Abstract: This communication introduces a new approach to achieve symmetrical array patterns using only phase adjustments in a Chebyshev-phase framework, employing a particle swarm optimization (PSO) ...
GitHub

symmetrical_triangle_generator.md

Draw a polyline in a triangle, for example.... ![Symmetrical triangle generator](http://thingiverse-production-new.s3.amazonaws.com/renders/43/12/70/fc/66/symmetrical ...
GitHub

warning: chol(): given matrix is not symmetric

I'm working on a MCMC estimation algorithm by using "RcppArmadillo", but got the error message "warning: chol(): given matrix is not symmetric" and the algorithm ...
C&EN

Medicine Anticounterfeiting Based on an Edible Matrix Code

Article subjects are automatically applied from the ACS Subject Taxonomy and describe the scientific concepts and themes of the article. In their work, the authors confirmed three vital ...
Scientific Research Publishing

Bai, J. F., Zhang, Y. S., & Zhao, J. L. (2021). Matrix Image and Point Estimation of Generalized Symmetrical Arrays. Journal of Liaocheng University (Natural Science Edition ...

ABSTRACT: Hilbert (David Hilbert, 1862-1943 a.d) is a well-known German mathematician. He introduced 23 of the most important problem for twentieth century mathematicians to study, this is the famous ...
findnerd.com

Program to print pascal's triangle using a 2D array in java

Program to print Pascal's triangle: import java.io.*; public class Pascal{ public static void main(String []args)throws IOException{ InputStreamReader isr=new ...
C&EN

Symmetric Six-Fold Arrays of Photo- and Electrochromic Dithienylethene Switches

Center for System Chemistry, Stratingh Institute for Chemistry, Faculty of Mathematics and Natural Sciences, University of Groningen, Nijenborgh 4, 9747AG Groningen, The Netherlands Article Views are ...
Scientific Research Publishing

Voltage and Current Mode Vector Analyses of Correction Procedure Application to Clarke’s Matrix—Symmetrical Three-Phase Cases ()

Clarke’s matrix has been applied as a phase-mode transformation matrix to three-phase transmission lines substituting the eigenvector matrices. Considering symmetrical untransposed three-phase lines, ...