writing assignment of differential equation
See the attached files and links
The links are about the use of the Latex
https://faculty.math.illinois.edu/~kleisman/course…
https://wch.github.io/latexsheet/
http://www.sciweavers.org/free-online-latex-equati…
https://artofproblemsolving.com/wiki/index.php?tit…
http://detexify.kirelabs.org/classify.html