Keywords: Categorical pullback (expanded).svg en A commutative diagram expressing the universal property of a categorical pullback Own Ryan Reich 2009-01-14 File CategoricalPullback-02 png LaTeX source <pre> \documentclass amsart \usepackage amsmath amssymb nopageno \usepackageall xy \begin document \begin equation \xymatrix C+2em R+2em Q \ar /_10pt/ddr_ q_1 \ar / 10pt/drr q_2 \ar --> dr +<3pt 3pt> \scriptstyle u \\ P \ard_ 0 4 p_1 \arr 0 4 p_2 Y \ard g \\ X \arr_ f Z \end equation \end document </pre> Commutative diagrams Images with LaTeX source code |