Violett

@Viochan

All I want is the moon upon a stick.

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Adjunción. Sirvanse \[\xymatrix{ A \ddrrtwocell \rrtwocell &&D \ar@{-->}[dd] \\ &&\\ &&B	}\]  #math #cats

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563 days ago

Adjunción. Sirvanse \[\xymatrix{ A \ddrrtwocell \rrtwocell &&D \ar@{-->}[dd] \\ &&\\ &&B }\] #math #cats

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Viochan 563 days ago

Adjunción. Sírvanse \[\xymatrix=25pt {\ar@{}[d] |{\dashv} A \ar@/_1pc/ [d]_ f \\ B \ar@/_1pc/ [u]_ g }\]