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% !TEX TS-program = pdflatex % !TEX encoding = UTF-8 Unicode \documentclass[11pt,a4paper]{article} \usepackage[italian]{babel} \usepackage[utf8]{inputenc} \usepackage[margin=2.5cm]{geometry} \usepackage{amsmath} \usepackage{amsfonts} \usepackage{amsthm} \usepackage{amssymb} \usepackage{tikz} \usetikzlibrary{calc,intersections} \title{Esempio di file \LaTeX} \author{AA. VV.} \begin{document} \maketitle Questo file ``esempio2.tex'' serve solo per verificare se l'installazione di \LaTeX\ funziona. \section{Testo con \LaTeX} \noindent Stili: \\ \verb+\rm+ {\rm Normale}, \verb+\it+ {\it Corsivo}, \verb+\sl+ {\sl Inclinato}, \verb+\bf+ {\bf Grassetto}, \verb+\sf+ {\sf Sans Serif}, \verb+\tt+ {\tt Macchina da scrivere}, \verb+\sc+ {\sc Maiuscoletto} \bigskip \noindent Grandezze: \\ {\tiny microscopico}, {\scriptsize apice o pedice}, {\footnotesize testo di una nota}, {\small piccolo}, {\normalsize normale}, {\large grande}, {\Large ancora più grande}, {\LARGE sempre più grande}, {\huge grandissimo}, {\Huge enorme} \\ che sono ottenuti rispettivamente con i comandi \verb+\tiny+, \verb+\scriptsize+, \verb+\footnotesize+, \verb+\small+, \verb+\normalsize+, \verb+\large+, \verb+\Large+, \verb+\LARGE+, \verb+\huge+, \verb+\Huge+. \bigskip \noindent Lettere accentate o in altre lingue (se non presenti in tastiera): \\ \verb+\'e+ = \'e , \verb+\`e+ = \`e , \verb+\^a+ = \^a , \verb+\"u+ = \"u , \verb+\L+ = \L\ , \verb+\o+ = \o \section{Matematica con \LaTeX} %\subsection{Simboli in Matematica} \noindent Lettere greche: \noindent \begin{tabular}{clclclclcl} $\alpha$ & \verb+\alpha+ & $\beta$ & \verb+\beta+ & $\gamma$ & \verb+\gamma+ & $\delta$ & \verb+\delta+ & $\epsilon$ & \verb+\epsilon+ \\ $\varepsilon$ & \verb+\varepsilon+ & $\zeta$ & \verb+\zeta+ & $\eta$ & \verb+\eta+ & $\theta$ & \verb+\theta+ & $\vartheta$ & \verb+\vartheta+ \\ $\iota$ & \verb+\iota+ & $\kappa$ & \verb+\kappa+ & $\lambda$ & \verb+\lambda+ & $\mu$ & \verb+\mu+ & $\nu$ & \verb+\nu+ \\ $\xi$ & \verb+\xi+ & $\pi$ & \verb+\pi+ & $\varpi$ & \verb+\varpi+ & $\rho$ & \verb+\rho+ & $\varrho$ & \verb+\varrho+ \\ $\sigma$ & \verb+\sigma+ & $\varsigma$ & \verb+\varsigma+ & $\tau$ & \verb+\tau+ & $\upsilon$ & \verb+\upsilon+ & $\phi$ & \verb+\phi+ \\ $\varphi$ & \verb+\varphi+ & $\chi$ & \verb+\chi+ & $\psi$ & \verb+\psi+ & $\omega$ & \verb+\omega+ & $\Gamma$ & \verb+\Gamma+ \\ $\Delta$ & \verb+\Delta+ & $\Theta$ & \verb+\Theta+ & $\Lambda$ & \verb+\Lambda+ & $\Xi$ & \verb+\Xi+ & $\Pi$ & \verb+\Pi+ \\ $\Sigma$ & \verb+\Sigma+ & $\Upsilon$ & \verb+\Upsilon+ & $\Phi$ & \verb+\Phi+ & $\Psi$ & \verb+\Psi+ & $\Omega$ & \verb+\Omega+ \\ \end{tabular} \bigskip \noindent Una selezione di simboli matematici: %\nopagebreak[10] \noindent \begin{tabular}{clclclclcl} $\perp$ & \verb+\perp+ & $\|$ & \verb+\|+ & $\nabla$ & \verb+\nabla+ & $\partial$ & \verb+\partial+ & $\infty$ & \verb+\infty+ \\ $\le$ & \verb+\le+ & $\ll$ & \verb+\ll+ & $\ge$ & \verb+\ge+ & $\gg$ & \verb+\gg+ & $\geqslant$ & \verb+\geqslant+ \\ $\pm$ & \verb+\pm+ & $\times$ & \verb+\times+ & $\odot$ & \verb+\odot+ & $\oplus$ & \verb+\oplus+ & $\otimes$ & \verb+\otimes+ \\ $\angle$ & \verb+\angle+ & $\triangle$ & \verb+\triangle+ & $\Box$ & \verb+\Box+ & $\circ$ & \verb+\circ+ & $\bigcirc$ & \verb+\bigcirc+ \\ $\Re$ & \verb+\Re+ & $\Im$ & \verb+\Im+ & $\mho$ & \verb+\mho+ & $\leadsto$ & \verb+\leadsto+ & $\approx$ & \verb+\approx+ \\ $\sum$ & \verb+\sum+ & $\int$ & \verb+\int+ & $\oint$ & \verb+\oint+ & $\prod$ & \verb+\prod+ & & \\ \end{tabular} \bigskip \noindent Una selezione di frecce: \noindent \begin{tabular}{clclclcl} $\rightarrow$ & \verb+\rightarrow+ & $\longrightarrow$ & \verb+\longrightarrow+ & $\Rightarrow$ & \verb+\Rightarrow+ \\ $\Longrightarrow$ & \verb+\Longrightarrow+ & $\leftarrow$ & \verb+\leftarrow+ & $\leftrightarrow$ & \verb+\leftrightarrow+ \end{tabular} \bigskip \noindent Accenti in matematica: \noindent \begin{tabular}{clclclclcl} $\hat{a}$ & \verb+\hat{a}+ & $\breve{a}$ & \verb+\breve{a}+ & $\grave{a}$ & \verb+\grave{a}+ & $\bar{a}$ & \verb+\bar{a}+ & $\dot{a}$ & \verb+\dot{a}+ \\ $\vec{a}$ & \verb+\vec{a}+ & $\check{a}$ & \verb+\check{a}+ & $\acute{a}$ & \verb+\acute{a}+ & $\tilde{a}$ & \verb+\tilde{a}+ & $\ddot{a}$ & \verb+\ddot{a}+ \end{tabular} %\bigskip %\noindent %Nomi di funzioni che sono da scrivere in testo normale: \\ %\verb+\cos+ dà $\cos$ e %in modo simile si scrivono arccos, arcsin, arctan, arg, cos, cosh, cot, coth, deg, det, %exp, lim, ln, log, max, min, sec, sin, sinh, tan, tanh. \section{Figure con TikZ} \[ \begin{tikzpicture}[scale=2] \coordinate (O1) at (0,0); % centro stella \coordinate (O2) at (2.5,0); % centro pianeta \draw[name path=S,thick] (O1) circle (2); % disco stella (r=2) \draw[name path=P,thick] (O2) circle (1); % disco pianeta (r=1) % individuo punti di intersezione fra dischi di pianeta e stella \path[name intersections={of=S and P,by={A,B}}]; \draw[dashed] (O1) -- (A) -- (O2) -- node[below,sloped] {$r_2$} (B) -- node[above,sloped] {$r_1$} (O1); \draw (A) -- (B); \draw[->] ($(B) - (0,0.5)$) node[left,fill=white,inner sep=0.4] {$S_1$} to [out=45,in=-80] (1.9,-0.1); \draw[->] ($(A) + (0,0.5)$) node[right] {$S_2$} to[out=180] (1.7,0.1); \draw[red,thick] let \n1 = {acos((1-4+2.5*2.5)/(2*1*2.5))} in ($(O2) - cos(\n1)*(0.2,0) + sin(\n1)*(0,0.2)$) arc (180-\n1:180+\n1:0.2); \draw[->] ($(O2) + (-0.2,0.5)$) node[red,right] {$\theta_2$} to[out=180,in=180] (2.3,0); \draw[blue,thick] let \n2 = {acos((4-1+2.5*2.5)/(2*2*2.5))} in ($(O1) + cos(\n2)*(0.3,0) - sin(\n2)*(0,0.3)$) arc (-\n2:\n2:0.3); \draw[->] ($(O1) + (0.5,-0.5)$) node[blue,below] {$\theta_1$} to[in=0] (0.3,0); \end{tikzpicture} \] \[ \begin{tikzpicture}[scale=0.9] \draw [ultra thick] (-8,0) -- (8,0); \draw [ultra thick] (0,0) circle (8); \foreach \i in {0,1,2,3} \draw [ultra thick, red] (90*\i:8) arc (270+90*\i:180+90*\i:8); \foreach \i in {0,1,...,7} \draw [very thick, green] (45*\i:8) arc (270+45*\i:135+45*\i:3.3); \foreach \i in {0,1,...,15} \draw [thick, blue] (22.5*\i:8) arc (270+22.5*\i:112.5+22.5*\i:1.6); \foreach \i in {0,1,...,31} \draw [thin, red] (11.25*\i:8) arc (270+11.25*\i:101.25+11.25*\i:0.8); \foreach \i in {0,1,...,63} \draw [ultra thin, blue] (5.625*\i:8) arc (270+5.625*\i:95.625+5.625*\i:0.4); \end{tikzpicture} \] \end{document}