Je présente ici quelques dessins fait avec PSTricks.
Les dessins sont transformés en gif, je ne sait pas insérer
du postscrpit
dans une page html (si quelqu'un sait faire, je suis à
l'écoute).
Le dessin dans l'énoncé du problème Mines-Ponts
PSI 1997 (ici)
\input pstricks.tex \psset{unit=5 truecm} \pspicture(-1.7,-0.2)(1.2,1.2) \psarc(0,0){1}{0}{180} \psline{*-*}(-1,0)(1,0) \uput[-45](1,0){$B$} \uput[-135](-1,0){$A$} \psline{*-*}(-0.6,0)(-0.6,0.8) \psline(-1,0)(-0.6,0.8) \uput[135](-0.6,0.8){$M$} \uput[-135](-0.6,0){$H$} \psline{*-*}(0.4,0.91)(0.4,0) \psline{*-*}(-0.1,0)(0.4,0) \psline{-}(0.4,0.91)(1,0) \uput[45](0.4,0.91){$N$} \uput[-45](0.4,0){$K$} \uput[-90](-0.1,0){$I$} \psarcn{->}(1,0){0.2}{180}{122} \psarc{->}(-1,0){0.2}{0}{63.5} \uput[35](-1,0){$\theta$} \uput[145](1,0){$\varphi$} \endpspicture |
et dans le corrigé (ici)
\input pstricks.tex
|
Quelques dessins pour le corrigé du problème
X MP 2000 (ici)
\input pstricks.tex \psset{unit=1 truecm} \pspicture(-0.5,-5)(7,7) \pswedge[fillstyle=vlines,linecolor=white]{5}{0}{50} \pswedge[fillstyle=hlines,linecolor=white]{4}{-40}{90} \psline{->}(0,0)(6,0) \psline{->}(0,0)(3.857,4.592) \psline{->}(0,0)(3.830,-3.214) \psline{->}(0,0)(0,5) \rput{0}(4,1.8){\pscirclebox[linecolor=white,fillstyle=solid]{$C$}} \rput{0}(1,3){\pscirclebox[linecolor=white,fillstyle=solid]{$C^+$}} \rput{0}(5.5,-0.5){$c_1$} \rput{0}(3.8,4){$c_2$} \rput{0}(3.8,-2.8){$c_2^\perp$} \rput{0}(0.5,4.8){$c_1^\perp$} \endpspicture |
|
\input pstricks.tex \psset{unit=1 truecm} \pspicture(-0.5,-5)(7,7) \pswedge[fillstyle=vlines,linecolor=white]{5}{-30}{100} \pswedge[fillstyle=hlines,linecolor=white]{4}{10}{60} \psline{->}(0,0)(5.196,-3) \psline{->}(0,0)(-1.042,5.909) \psline{->}(0,0)(4.432,0.781) \psline{->}(0,0)(2.25,3.897) \rput{0}(3.5,-1){\pscirclebox[linecolor=white,fillstyle=solid]{$C$}} \rput{0}(2.5,1.5){\pscirclebox[linecolor=white,fillstyle=solid]{$C^+$}} \rput{0}(5,-2.5){$c_1$} \rput{0}(-0.7,5.8){$c_2$} \rput{0}(2.9,4.4){$c_1^\perp$} \rput{0}(5.3,0.9){$c_2^\perp$} \endpspicture |
|
\input pstricks.tex \psset{unit=1 truecm} \pspicture(-1,-5)(4,4) \pswedge[fillstyle=vlines,linecolor=white]{3}{-80}{100} \rput{10}(0,0){\psline{->}(0,0)(4,0)} \rput{10}(0,0){\psline{->}(0,0)(2,0)} \rput{10}(0,0){\psline(0,-4)(0,4)} \rput{00}(3.4,1.2){$C$} \rput{0}(1,2){\pscirclebox[linecolor=white,fillstyle=solid]{$C^+$}} \rput{0}(3.6,0.3){$c_1$} \rput{0}(1.8,0){$c_2$} \endpspicture |
|
\input pstricks.tex \input pst-3d.tex \psset{unit=9 truemm} \pspicture(-1,-1)(7,7) \psset{viewpoint=4 4 2} \ThreeDput[normal= 1 0 0]% {\pswedge[fillcolor=lightgray,fillstyle=solid](0,0){4}{0}{90}} \ThreeDput[normal= 1 0 0]{\psline[linewidth=2pt]{->}(0,0)(6,0)} \ThreeDput[normal= 1 0 0]{\psline[linewidth=2pt]{->}(0,0)(0,6)} \ThreeDput[normal= 2 1 0]{\psarc(0,0){4}{0}{90}} \ThreeDput[normal= 1 1 0]{\psarc(0,0){4}{0}{90}} \ThreeDput[normal= 1 2 0]{\psarc(0,0){4}{0}{90}} \ThreeDput[normal= 0 1 0]% {\pswedge[fillstyle=vlines](0,0){4}{0}{90}} \ThreeDput[normal= 0 1 0]{\psline[linewidth=2pt]{->}(0,0)(6,0)} \ThreeDput[normal= 0 0 1]% {\pswedge[fillstyle=hlines](0,0){4}{90}{180}} \ThreeDput[normal= 0 0 1](0,0,2){\psarc(0,0){3.464}{90}{180}} \ThreeDput[normal= 0 0 1](0,0,3.464){\psarc(0,0){2}{90}{180}} \endpspicture |
|
\input pstricks.tex \input pst-plot.tex \psset{unit=1 truecm} \pspicture(-0.4,-3)(3.2,3) \psframe[fillstyle=vlines,linecolor=white](0,-3)(2.8,3) \pscircle*(0,0){0.1} \pscircle[fillstyle=hlines,linewidth=1pt](1,0){1} \psaxes(0,0)(-0.3,-2.9)(3.1,2.9) \endpspicture |
|
\input pstricks.tex \psset{unit=1 truecm} \pspicture(-2,-3)(2,3) \psline[showpoints=true](-1.5,-2.5)(-1.5,2.5)(1.5,1.5)(-1.5,-2.5)(0,2) \uput[45](-1.5,2.5){$c$} \uput[45](1.5,1.5){$c'$} \uput[45](0,2){$c''$} \uput[-45](-1.5,-2.5){$a$} \endpspicture |
|
\input pstricks.tex \psset{unit=1 truecm} \pspicture(-0.5,-0.5)(4.5,5.5) \pswedge[fillstyle=vlines,linecolor=white]{5}{60}{100} \rput{0}(0.5,3){\pscirclebox[linecolor=white,fillstyle=solid]{$C$}} \rput{-30}(0,0){\psline[showpoints=true](0,3)(2,3) \uput[45]{*0}(2,3){$a$} \uput[15]{*0}(0,3){$p(a)$}} \rput{60}{\psline(0,0)(5,0)} \rput{100}{\psline(0,0)(5,0)} \endpspicture |