Abstract: We propose a novel approximate lower triangular structure for the parity part of the parity-check matrix of QC-LDPC codes. About half of the non-zero elements in the parity part are set to ...

Department of Mathematics and Physics, Nanjing Institute of Technology, Nanjing 211167, P. R. China ...

Department of Pure Mathematics, Faculty of Mathematical Sciences, University of Kashan, P.O. Box 87317-51167, Kashan, Iran School of Mathematics, Institute for Research in Fundamental Sciences (IPM), ...

Abstract: A new lower bound for the minimum eigenvalue of the Hadamard product of an M-matrix and its inverse are given, The bound improves the results of the paper.

F rench automaker Renault and its performance-oriented Alpine division have been on an electric-vehicle tear in recent years, ...

Contributed by Calyampudi Radhakrishna Rao, November 13, 2019 (sent for review October 14, 2019; reviewed by Ching-Kang Ing and Runze Li) ...

Is that likely to change anytime soon? President Donald Trump took aim at that pricing disparity with an executive order on May 12 that aims to lower drug prices for U.S. consumers and taxpayers ...

There was a bit of behind-the-scenes volatility in the bond market today. Normally, bond volatility translates to interest rate volatility. In some cases, the timing of the volatility is such ...

A slate led by Lower Merion’s school board president and another incumbent prevailed in the Democratic primary Tuesday, after a contentious race that featured debate over antisemitism in the district ...

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