Keywords: Coppernicus 006.svg de à ber die Kreisbewegungen der Weltkörper 6 File Kreisbewegungen-Coppernicus-0 djvu p 34 1879 w Nicolaus Copernicus File Coppernicus6 png PD-old-100 De revolutionibus drawings LaTeX Source Code <syntaxhighlight lang latex > complile with »pdflatex« \documentclasstikz convert pdf2svg standalone \usetikzlibrary calc intersections \begin document \begin tikzpicture \draw 0 0 circleradius 2; \coordinate A at 200 2 ; \coordinate B at 158 2 ; \coordinate C at 60 2 ; \coordinate D at -20 2 ; \path B ; \pgfgetlastxy \xB \yB \path C ; \pgfgetlastxy \xC \yC \path D ; \pgfgetlastxy \xD \yD \pgfmathanglebetweenlines \pgfpoint \xB \yB \pgfpoint \xD \yD \pgfpoint \xB \yB \pgfpoint \xC \yC \pgfmathsetmacro \angCBD \pgfmathresult ; \draw A -- B -- C -- D --cycle; \draw B -- D ; \pathdraw name path lineAC A -- C ; \pathname path lineBE B -- B 1 \angCBD A ; \pathname intersections of lineAC and lineBE name section ; \coordinate E at section-1 ; \draw B -- E ; \draw A + -135 0 2 node a ; \draw B + 135 0 2 node b ; \draw C + 45 0 2 node c ; \draw D + -45 0 2 node d ; \draw E + -45 0 2 node e ; \end tikzpicture \end document </syntaxhighlight> |