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File:Unit circle.svg

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    Original file (SVG file, nominally 352 × 352 pixels, file size: 7 KB)

    Summary

    Description
    English: An illustration of the unit circle for the article Unit circle. Created by Gustavb using Eukleides.
    Date 18 February 2006 (upload date)
    Source Own work
    Author Gustavb
    SVG development
    InfoField
     The SVG code is valid.
     This mathematical image was created with an unknown SVG tool.
     The file size of this SVG mathematical image may be irrationally large because its text has been converted to paths inhibiting translations.
    Source code
    InfoField
    Instructions
    1. Create EPS
      $ euk2eps Unit_circle.euk
    2. Outline fonts
      $ eps2eps -dNOCACHE Unit_circle.eps Unit_circle2.eps
    3. Fix bounding box
      $ ps2epsi Unit_circle2.eps Unit_circle.eps
    4. Convert to Sketch
      $ pstoedit -f sk Unit_circle.eps Unit_circle.sk
    5. Convert to SVG
      $ skconvert Unit_circle.sk Unit_circle.svg
    6. Fix Unit_circle.svg with Inkscape
    7. create EPS br pre $euk2EPS Unit_circle.euk pre
    8. outline fonts

    Eukleides source code

    box(-1.3, -1.3, 1.6, 1.6, 1.4)
    
    % Axis
    X1 = point(-1.7, 0); X2 = point(1.4, 0)
    Y1 = point(0, -1.7); Y2 = point(0, 1.4)
    thickness(1)
    draw(segment(X1,X2), full, arrow); draw(segment(Y1,Y2), full, arrow)
    thickness(1.6)
    
    O = point(0,0);  % origo
    
    % Unit circle
    C = circle(O, 1)
    
    % Angle
    phi interactive(58, -3, 0, 360, "", right)
    P = point(C, phi:) 
    
    draw(C); draw(P); draw(O,P)
    
    % Angle mark
    tricks "psset{linewidth=.5pt,arrowsize=3pt}"
    mark(X2,O,P,arrow,.5)
    
    % Draw labels
    draw("$t$",O,.35,.5*phi:)
    draw("$y$",Y2,.15,-30:); draw("$x$",X2,.15,-130:)
    

    PS-tricks source code

    \psset{linecolor=black, linewidth=.5pt, arrowsize=2pt 4}
    \psset{unit=1.4000cm}
    \pspicture*(-1.3000,-1.3000)(1.6000,1.6000)
    \psset{linewidth=0.5000pt}
    \psline{->}(-1.7000,0.0000)(1.4000,0.0000)
    \psline{->}(0.0000,-1.7000)(0.0000,1.4000)
    \psset{linewidth=0.8000pt}
    \pscircle(0.0000,0.0000){1.0000}
    \psdots[dotstyle=*, dotscale=1.0000](0.5299,0.8480)
    \psline(0.0000,0.0000)(0.5299,0.8480)
    \psset{linewidth=.5pt,arrowsize=3pt}
    \psarc{->}(0.0000,0.0000){0.2500}{0.0000}{58.0000}
    \uput{0.3500}[29.0000](0.0000,0.0000){$t$}
    \uput{0.1000}[58.0000](0.5299,0.8480){$(\cos t,\sin t)$}
    \uput{0.1500}[-30.0000](0.0000,1.4000){$y$}
    \uput{0.1500}[-130.0000](1.4000,0.0000){$x$}
    \endpspicture
    

    Licensing

    Public domain This image of simple geometry is ineligible for copyright and therefore in the public domain, because it consists entirely of information that is common property and contains no original authorship.
    Heptagon
    Heptagon

    Captions

    Illustration of the unit circle.

    Items portrayed in this file

    depicts

    18 February 2006

    File history

    Click on a date/time to view the file as it appeared at that time.

    Date/TimeThumbnailDimensionsUserComment
    current20:44, 10 June 2019Thumbnail for version as of 20:44, 10 June 2019352 × 352 (7 KB)JarvisaMinified
    22:54, 6 March 2006Thumbnail for version as of 22:54, 6 March 2006352 × 352 (16 KB)Gustavb
    22:17, 6 March 2006Thumbnail for version as of 22:17, 6 March 2006352 × 352 (16 KB)Gustavbbetter svg conversion
    03:43, 18 February 2006Thumbnail for version as of 03:43, 18 February 2006352 × 352 (21 KB)Gustavb== Summary == An illustration of the unit circle for the article Unit circle. Created by Gustavb using [http://www.eukleides.org/ Eukleides]. == Licensing == {{GFDL-self}} == Source == === Unit_circle.euk (Eukleides source) === <pre

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