Formula (pdflatex) org.inkscape.generate.pdf_latex pdflatex \(\displaystyle\frac{\pi^2}{6}=\lim_{n \to \infty}\sum_{k=1}^n \frac{1}{k^2}\) 10 true \usepackage{amsmath}\usepackage{amssymb}\usepackage{amsfonts} all