File:MP-Kepler.svg

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Original file(SVG file, nominally 228 × 130 pixels, file size: 7 KB)

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Summary[edit]

Description
Polski: Prawo Keplera o prędkościach polowych
Date
Source Own work
Author Delimata
SVG development
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This vector image was created with MetaPost.
Source code
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PostScript code

beginfig(1);
     u := 1cm; 
     a := 6u; 
     b := 3.5u;
     pair sun; 
     sun := (-1.75u,0); 
     path E[], p[], area[];
     E1 = fullcircle xscaled a yscaled b;
     E2 = E1 scaled 1.1;
     p1 = sun -- (4.9u*dir(10) shifted sun);
     p2 = sun -- (4.5u*dir(18) shifted sun);
     p3 = sun -- (2u*dir(73) shifted sun);
     p4 = sun -- (1.6u*dir(150) shifted sun);
     area1 = buildcycle(p1,E1,p2);
     area2 = buildcycle(p3,E1,p4);
     fill area1 withcolor 0.8[blue,white];
     fill area2 withcolor 0.8[blue,white];
     draw p1; 
     draw p2; 
     draw p3; 
     draw p4; 
     draw E1; 
     draw sun withpen pencircle scaled 6bp;
     numeric t[];
     t1 = ypart (p1 intersectiontimes E2);
     t2 = ypart (p2 intersectiontimes E2);
     t3 = ypart (p3 intersectiontimes E2);
     t4 = ypart (p4 intersectiontimes E2);
     drawarrow subpath (t1,t2) of E2;
     drawarrow subpath (t3,t4) of E2;
     label.urt(btex $\Delta t$ etex, point((t1+t2)/2) of E2);
     label.ulft(btex $\Delta t$ etex, point((t3+t4)/2) of E2);
 endfig;
 
 end;

Licensing[edit]

I, the copyright holder of this work, hereby publish it under the following licenses:
GNU head 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.
w:en:Creative Commons
attribution share alike
This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International, 3.0 Unported, 2.5 Generic, 2.0 Generic and 1.0 Generic license.
You are free:
  • to share – to copy, distribute and transmit the work
  • to remix – to adapt the work
Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
  • share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
You may select the license of your choice.

File history

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Date/TimeThumbnailDimensionsUserComment
current19:36, 28 July 2008Thumbnail for version as of 19:36, 28 July 2008228 × 130 (7 KB)Delimata (talk | contribs){{Information |Description={{pl|1=Prawo Keplera o prędkościach polowych}} |Source=Praca własna osoby przesyłającej (own work by uploader) |Author=Delimata |Date=2008-07-28 |Permission= |other_versions= }} {{validSVG}} Source: begin

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