$\newcommand{\A}{\mathcal{A}} \newcommand{\Aut}{\operatorname{Aut}} \newcommand{\comp}{\circ} \newcommand{\eps}{\varepsilon} \newcommand{\embedto}{\hookrightarrow} \newcommand{\G}{\mathcal{G}} \newcommand{\R}{\bm{R}} \newcommand{\rd}{\operatorname{d}} \newcommand{\g}{\mathfrak{g}} \newcommand{\End}{\mathrm{End}} \newcommand{\h}{\mathfrak{h}} \newcommand{\ad}{\operatorname{ad}} \newcommand{\Ad}{\operatorname{Ad}} \newcommand{\set}[1]{\left\{#1\right\}} \newcommand{\id}{\operatorname{Id}} \newcommand{\gl}{\mathfrak{gl}} \newcommand{\div}{\operatorname{div}} \newcommand{\tr}{\operatorname{tr}} \newcommand{\pt}{\partial} \newcommand{\char}{\operatorname{char}} \newcommand{\Z}{\mathbb{Z}} \newcommand{\eqdef}{\mathpunct{:}=} \newcommand{\bm}{\mathbb} \newcommand{\C}{\mathbb{C}} \newcommand{\H}{\mathbb{H}} \newcommand{\N}{\mathbb{N}} \newcommand{\vol}{\operatorname{vol}} \newcommand{\dd}{\mathbb{D}} \newcommand{\ppt}[1]{\frac{\pt}{\pt{#1}}} \newcommand{\To}{\to} \newcommand{\norm}[1]{\|#1\|} \newcommand{\inner}[1]{\left\langle#1\right\rangle} \newcommand{\weakto}{\rightharpoonup}$

constant curvature

A Proof of Trigonometric Formulas in the Plane of Constant Curvature

数学笔记

•

12/12/2013

$\newcommand{\pr}{\left.\frac{\partial}{\partial r}\rig…
Read more →：A Proof of Trigonometric Formulas in the Plane of Constant Curvature

constant curvature

A Proof of Trigonometric Formulas in the Plane of Constant Curvature