What is the purpose of the optional argument of \linebreak? What is the difference between \linebreak and \linebreak[1]?
MWE:
\documentclass{article}
\begin{document}
test\linebreak test
test\linebreak[1] test
\end{document}
What is the purpose of the optional argument of \linebreak? What is the difference between \linebreak and \linebreak[1]?
MWE:
\documentclass{article}
\begin{document}
test\linebreak test
test\linebreak[1] test
\end{document}
\linebreakis the same as\linebreak[4]and means “break here, no discussion about it”; with\linebreak[0]you simply mark a possible break point, overriding TeX's default rules if necessary;\linebreak[1],\linebreak[2] and\linebreak[3]` set “more desirable” break points. – egreg May 03 '19 at 10:51