# All public logs

Combined display of all available logs of Wikimedia Commons. You can narrow down the view by selecting a log type, the username (case-sensitive), or the affected page (also case-sensitive).

- 19:58, 29 April 2009 Ryan Reich (talk | contribs) uploaded File:Hopf algebra.svg ({{Information |Description={{en|1=A commutative hexagon expressing all the axioms of a Hopf algebra.}} |Source=Own work by uploader |Author=Ryan Reich |Date=2009-04-29 |Permission= |other_versions=File:HopfAlgebra.png }} == Source)
- 18:34, 21 January 2009 Ryan Reich (talk | contribs) uploaded a new version of File:Axiom TR4 (caps).svg ({{Information |Description= |Source= |Date= |Author= |Permission= |other_versions= }})
- 04:11, 15 January 2009 Ryan Reich (talk | contribs) uploaded File:Functor cone (extended).svg ({{Information |Description={{en|1=A commutative diagram depicting the universal cone over a functor.}} |Source=Own work by uploader |Author=Ryan Reich |Date=01-14-2009 |Permission= |other_versions=File:FunctorCone-03.png }} == LaT)
- 04:09, 15 January 2009 Ryan Reich (talk | contribs) uploaded File:Functor cone.svg ({{Information |Description={{en|1=A commutative diagram depicting a cone over a functor.}} |Source=Own work by uploader |Author=Ryan Reich |Date=01-14-2009 |Permission= |other_versions=File:FunctorCone-01.png }} == LaTeX source ==)
- 04:06, 15 January 2009 Ryan Reich (talk | contribs) uploaded File:Functor co-cone (extended).svg ({{Information |Description={{en|1=A commutative diagram depicting a universal co-cone under a functor.}} |Source=Own work by uploader |Author=Ryan Reich |Date=01-14-2009 |Permission= |other_versions=File:FunctorCone-04.png }} == L)
- 04:03, 15 January 2009 Ryan Reich (talk | contribs) uploaded a new version of File:Functor co-cone.svg ({{Information |Description={{en|1=A commutative diagram describing a co-cone under a functor.}} |Source=Own work by uploader |Author=Ryan Reich |Date=01-14-2009 |Permission= |other_versions=File:FunctorCone-02.png }})
- 03:58, 15 January 2009 Ryan Reich (talk | contribs) uploaded File:Functor co-cone.svg ({{Information |Description={{en|1=A commutative diagram describing a cone over a functor.}} |Source=Own work by uploader |Author=Ryan Reich |Date=01-14-2009 |Permission= |other_versions=File:FunctorCone-01.png }} == LaTeX source =)
- 18:59, 14 January 2009 Ryan Reich (talk | contribs) uploaded File:Categorical pushout (expanded).svg ({{Information |Description={{en|1=A diagram depicting the universal property of the categorical pushout of two maps.}} |Source=Own work by uploader |Author=Ryan Reich |Date=01-14-2009 |Permission= |other_versions=[[:File:CategoricalPus)
- 18:56, 14 January 2009 Ryan Reich (talk | contribs) uploaded File:Categorical pushout.svg ({{Information |Description={{en|1=A commutative diagram depicting the categorical pushout of two maps.}} |Source=Own work by uploader |Author=Ryan Reich |Date=01-14-2009 |Permission= |other_versions=File:CategoricalPushout-01.png )
- 18:34, 14 January 2009 Ryan Reich (talk | contribs) uploaded File:Categorical pullback (expanded).svg ({{Information |Description={{en|1=A commutative diagram expressing the universal property of a categorical pullback.}} |Source=Own work by uploader |Author=Ryan Reich |Date=01-14-2009 |Permission= |other_versions=[[:File:CategoricalPul)
- 18:30, 14 January 2009 Ryan Reich (talk | contribs) uploaded File:Categorical pullback.svg ({{Information |Description={{en|1=The commutative square for a categorical pullback of two maps.}} |Source=Own work by uploader |Author=Ryan Reich |Date=01-14-2009 |Permission= |other_versions=File:CategoricalPullback-03.png }} ==)
- 05:44, 14 January 2009 Ryan Reich (talk | contribs) uploaded File:Natural transformation.svg (== LaTeX source == <pre> \documentclass{amsart} \usepackage{amsmath,amssymb,nopageno} \usepackage[all]{xy} \begin{document} \begin{equation*} \xymatrix@C+2em@R+2em{ F(X) \ar[r]^{F(f)} \ar[d]_{\eta_X} & F(Y) \ar[d]^{\eta_Y} \\ G(X) \ar[r]_{G(f)} &)
- 05:42, 14 January 2009 Ryan Reich (talk | contribs) uploaded File:First isomorphism theorem (plain).svg (== LaTeX source == <pre> \documentclass{amsart} \usepackage{amsmath,amssymb,nopageno} \usepackage[all]{xy} \DeclareMathOperator{\Ker}{ker} \begin{document} \begin{equation*} \xymatrix@C+1em@R+1em{ G \ar[r]^-{f} \ar[d]_-{\pi} & H \\ G/\Ker(f) \ar@)
- 05:39, 14 January 2009 Ryan Reich (talk | contribs) uploaded File:Axiom TR4 (polyhedron).svg (== LaTeX source == <pre> \documentclass{amsart} \usepackage{amsmath,amssymb,nopageno} \usepackage[all]{xy} \begin{document} \begin{equation*} \xymatrix@=5em{ & Y' \ar@{-->}[dr]^g \ar[ddl]^(0.65){[1]} & \\ Z' \ar@{-->}[ur]^f \ar[d]_{[1]} & & X' \ar[ll])
- 05:37, 14 January 2009 Ryan Reich (talk | contribs) uploaded File:Axiom TR4 (caps).svg (== LaTeX source == <pre> \documentclass{amsart} \usepackage{amsmath,amssymb,nopageno} \usepackage[all]{xy} \begin{document} \begin{align*} \underset{\text{\large(lower cap)}}{\xymatrix@=2em{ X' \ar[dddd] \ar[ddrr]_j^{[1]} & & & & Z \ar[llll] \\ )
- 05:35, 14 January 2009 Ryan Reich (talk | contribs) uploaded File:Axiom TR4 (BBD).svg (== LaTeX source == <pre> \documentclass{amsart} \usepackage{amsmath,amssymb,nopageno} \usepackage[all]{xy} \begin{document} \begin{equation*} \xymatrix@=1em{ & & & & & & & & & & \\ & & & & & & & & & &\\ & & & & & & & & & &\\ &)
- 05:31, 14 January 2009 Ryan Reich (talk | contribs) uploaded File:Axiom TR3.svg (== LaTeX source == <pre> \documentclass{amsart} \usepackage{amsmath,amssymb,nopageno} \usepackage[all]{xy} \begin{document} \begin{equation*} \xymatrix{ X \ar[r]^u \ar[d]^f & Y \ar[r]^v \ar[d]^g & Z \ar[r]^w \ar@{-->}[d]^h & X[1] \ar[d]^{f[1]})
- 05:18, 14 January 2009 Ryan Reich (talk | contribs) uploaded File:Commutative square.svg ({{Information |Description=A generic commutative square |Source=I created it myself |Date=01-14-2009 |Author=Ryan Reich |Permission={{PD-self}} |other_versions=w:File:Commutative square.svg }} <!--{{ImageUpload|basic}}-->)
- 20:29, 13 January 2009 Ryan Reich (talk | contribs) uploaded a new version of File:Chain homotopy.svg ({{Information |Description=A depiction of a homotopy of two maps of chain complexes |Source=Created it myself |Date=01-13-2009 |Author=~~~ |Permission=See below |other_versions= }})
- 13:27, 11 July 2008 User account Ryan Reich (talk | contribs) was created automatically