File:Contravariant Coordinates.svg
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Size of this PNG preview of this SVG file: 507 × 304 pixels. Other resolutions: 320 × 192 pixels | 640 × 384 pixels | 1,024 × 614 pixels | 1,280 × 767 pixels | 2,560 × 1,535 pixels.
Original file (SVG file, nominally 507 × 304 pixels, file size: 47 KB)
Captions
Captions
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Summary
[edit]| Description |
English: Illustration of oblique, rectilinear, contravariant coordinates. |
| Date | Original program and PNG version uploaded 22:01, 6 February 2005 |
| Source | SVG rendering of the program used to generate the bitmap image Image:Contravariant_Coordinates.png |
| Author |
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| Other versions | Bitmap rendering of almost identical program: Image:Contravariant_Coordinates.png |
| SVG development |  This vector image was created with MetaPost. |
| Source code | PostScript codeprologues := 3;
input boxes
beginfig(1);
h=5cm;
w=8cm;
theta=60;
xlength=1.7;
ylength=1.3;
pair temp[];
pair w[];
picture lab[];
z0=(0,0);
z1=dir 0 scaled h/2;
z2=dir theta scaled h/2;
w1= xlength*z1;
w2= ylength*z2;
w3= w1+w2;
draw= -0.3xlength*z1--1.8*xlength*z1;
temp1=(0,ylength*y2);
draw -0.3xlength*z1+temp1--1.8*xlength*z1+temp1;
draw= -0.3ylength*z2--1.6*ylength*z2;
temp2=(xlength*x1,0);
draw -0.3ylength*z2+temp2--1.6*ylength*z2+temp2;
drawarrow z0--z1 withpen pencircle scaled 2bp;
drawarrow z0--z2 withpen pencircle scaled 2bp;
drawarrow z0--w3 withpen pencircle scaled 2bp withcolor red;
draw z0 withpen pencircle scaled 4bp;
draw w1 withpen pencircle scaled 4bp;
draw w2 withpen pencircle scaled 4bp;
draw w3 withpen pencircle scaled 4bp;
label.llft(btex $(0,0)\,\,$ etex, z0);
label.lrt (btex $(x^1,0)$ etex, w1);
label.ulft(btex $(0,x^2)$ etex, w2);
label.urt (btex $\,\,(x^1,x^2)$ etex, w3);
label.lrt (btex head etex, w3);
label.lrt (btex $\!\!$tail etex, z0);
label.ulft(btex $P$ etex, w3);
label.bot (btex $(1,0)$ etex, z1);
label.lft (btex $(0,1)$ etex, z2);
label.urt (btex $x^1$ axis etex, 1.4 w1);
label.rt (btex $x^2$ axis etex, 1.4 w2);
xx=h/2*xlength; yy=h/2*ylength;
endfig;
end
Datampost fig.mp
ps2pdf -dEPSCrop fig.1 fig.pdf
pstoedit -page 1 -dt -xscale 2 -yscale 2 -f sk fig.pdf fig.sk
inkscape -z --vacuum-defs -f fig.sk -l fig.svg
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Licensing
[edit]
Lupin at the English Wikipedia, the copyright holder of this work, hereby publishes it under the following license:
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Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License. |
  
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This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. | |
| Attribution: Lupin at the English Wikipedia | ||
| ||
| This licensing tag was added to this file as part of the GFDL licensing update. |
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 20:37, 9 July 2008 | | 507 × 304 (47 KB) | Qef (talk | contribs) | {{Information |Description={{en|1=Illustration of oblique, rectilinear, contravariant coordinates.}} |Source=SVG rendering of the program used to generate the bitmap image Image:Contravariant_Coordinates.png |Author=* Original MetaPost program by [[U |
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