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Summary edit

Commutative diagram illustrating the cone of a functor

Licensing edit

I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

TeX source edit

\begin{diagram}
F(X) & \rTo^{F(f)} & F(Y) \\
& \rdTo(1,2)_{\raisebox{1.5ex}{$\smash{\psi_X}$}}\ldTo(1,2)_{\raisebox{1.5ex}{$\smash{\,\psi_Y}$}} & \\
& N & \\
\end{diagram}