Jan 5, 2011 · Probably this is a good chance to recall the Detexify website, where you can simply draw the symbol you want, and obtain the needed code. I'm a bad illustrator, but for me, after …

Jan 4, 2026 · Show that $$ \operatorname {rank} (\phi \circ \psi) ≥ \operatorname {rank} (\phi) + \operatorname {rank} (\psi) − n. $$ My work: I have already seen this question and this …

Dec 7, 2025 · After many years of independent research, I discovered the following remarkably accurate approximation that works excellently in the range $30^\\circ$-$55^\\circ$: If an angle …

In the end I'm using an even larger circle than in Caramdir's great answer: accents sets the \circ in \scriptscriptstyle; I'm using \scriptstyle. To not affect the line spacing so much, I have the circle …

Dec 13, 2022 · I frequently use $^{\circ}$C for writing the degree celsius unit. Now I would like to make this into a command like \deg, \degree, \celsius, or any suitable command that is not …

Jun 7, 2024 · I've want to write $\\circ\\!\\!-\\!\\!\\!-\\!\\!\\bullet$ for notating laplace transformations, but have not found a better way than above command. Is there an ...

This answer is not correct: it would be correct if the part "not $\pi$ but" were deleted. In fact the number $2\pi$ is literally equal to $360^\circ$. This is the definition of $\circ$.

Jan 27, 2021 · $\circ$ is exactly the operation given by the table, no more, no less. It is not addition mod $4$, or multiplication mod $4$, or anything familiar like that. The only question is …

This picture only shows angles between $0^\circ$ and $360^\circ$, but you can extend to less than $0^\circ$ by continuing clockwise around the circle, or to greater than $360^\circ$ by …

Aug 5, 2017 · \documentclass{report} \begin{document} The angle is 30$^\circ$. \end{document} However, this is an awkward manner to obtain the degree symbol - one reverts to math mode …