Diagonal functor

<h2 id="see-also">See also</h2>
<ul><li><a href="/facts/Diagram_(category_theory)/kGTlM945">Diagram (category theory)</a></li>
<li><a href="/facts/Cone_(category_theory)/ST4dKlGE">Cone (category theory)</a></li>
<li><a href="/facts/Diagonal_morphism/F5hjgRlE">Diagonal morphism</a></li></ul>

<ul><li>Awodey, Steve (2006). "Functors and Naturality". <i>Category Theory</i>. pp. 125–158. <a href="/facts/Doi_(identifier)/muM9Etpq">doi</a>:<a href="https://doi.org/10.1093%2Facprof%3Aoso%2F9780198568612.003.0007">10.1093/acprof:oso/9780198568612.003.0007</a>. <a href="/facts/ISBN_(identifier)/15AdSPa9">ISBN</a> 978-0-19-856861-2.</li>
<li>Mac Lane, Saunders; Moerdijk, Ieke (1992). <i>Sheaves in geometry and logic a first introduction to topos theory</i>. New York: Springer-Verlag. pp. 20–23. <a href="/facts/ISBN_(identifier)/15AdSPa9">ISBN</a> 9780387977102.</li>
<li>May, J. P. (1999). <a href="https://www.math.uchicago.edu/~may/CONCISE/ConciseRevised.pdf"><i>A Concise Course in Algebraic Topology</i></a> (PDF). University of Chicago Press. p. 16. <a href="/facts/ISBN_(identifier)/15AdSPa9">ISBN</a> 0-226-51183-9.</li></ul>

Diagonal functor open-in-new

Diagonal functor