"><script src="https://cdnjs.cloudflare.com/ajax/libs/mark.js/8.11.1/jquery.mark.min.js" integrity="sha256-4HLtjeVgH0eIB3aZ9mLYF6E8oU5chNdjU6p6rrXpl9U=" crossorigin="anonymous"></script><meta property="og:title" content="Convert a Vector into a Square Matrix — vec2mat"><meta property="og:description" content="Function to convert a vector into a square matrix by filling up the lower triangular part of the matrix."><meta name="twitter:card" content="summary_large_image"><meta name="twitter:creator" content=