Una modificación directa de : https://www.overleaf.com/latex/templates/cicata-ipn/fhskzcpfwvgn, adaptada para la entrega de trabajos del plantel CECyT 9.
A template for theses, dissertations, and capstone projects at the Institute of Mathematics and Statistics (Instituto de Matemática e Estatística) - University of São Paulo.
License: MIT (code) and CC-BY 4.0 (text)
https://gitlab.com/ccsl-usp/modelo-latex/
Source: https://www.ctan.org/tex-archive/info/symbols/comprehensive
This has been uploaded to Overleaf by Lian Tze Lim
To search the document for the desired symbol, it is easiest to
download the PDF from Overleaf and use a local PDF viewer, or to
visit: http://texdoc.net/texmf-dist/doc/latex/comprehensive/symbols-a4.pdf