latex, pdftex, tex, texdoc, texliveonfly, tlmgr: add page (#5294)

pages/common/latex.md

@@ -0,0 +1,16 @@
+# latex
+
+> Compile a DVI document from LaTeX source files.
+> More information: <https://www.latex-project.org>.
+
+- Compile a DVI document:
+
+`latex {{source.tex}}`
+
+- Compile a DVI document, specifying an output directory:
+
+`latex -output-directory={{path/to/directory}} {{source.tex}}`
+
+- Compile a DVI document, halting on each error:
+
+`latex -halt-on-error {{source.tex}}`