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- [31] On a Discriminator for the Polynomial f(x)=x3+x\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$f(x)=x^3+x$$\end{document} Communications in Mathematics and Statistics, 2024, 12 (4) : 721 - 734
- [32] On the consistency of the matrix equation X⊤AX=B\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$X^\top A X=B$$\end{document} when B is symmetric: the case where CFC(A) includes skew-symmetric blocks Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A. Matemáticas, 2023, 117 (2):