Keywords: PSU-PU.svg Commutative diagram showing the projective special unitary group and projective unitary group presented as sub quotients of the unitary group own created as per Help Displaying a formula Commutative diagrams; source code below 2007-11-25 Nils R Barth TeX source <source lang latex> \documentclass amsart \usepackageall ps dvips xy Loading the XY-Pic package Using postscript driver for smoother curves \usepackage color For invisible frame \begin document \thispagestyle empty No page numbers \SelectTips eu Euler arrowheads tips \setlength \fboxsep 0pt Frame box margin \color white \framebox \color black Frame for margin \xymatrix Our diagram is a 3x3 matrix \mathbf Z /n \ar -> d\ar -> r U 1 \ar -> d\ar ->> r z n U 1 \ard \wr\\ SU n \ar ->> d\ar -> r U n \ar ->> d\ar ->> r \det U 1 \\ PSU n \arr \sim PU n end math end frame \end document </source> original upload log page en wikipedia PSU-PU svg 2007-11-25 20 55 Nbarth 394×253×0 53021 bytes <nowiki>Updated to increase default size </nowiki> 2007-11-25 20 10 Nbarth 160×104×0 50669 bytes <nowiki>Updated to increase margin </nowiki> 2007-11-25 19 46 Nbarth 145×93×0 50906 bytes <nowiki>Commutative diagram showing the projective special unitary group and projective unitary group presented as sub quotients the unitary group </nowiki> Commutative diagrams Xy-pic diagrams Images with LaTeX source code |