File:Interpolation example polynomial.svg

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Interpolation_example_polynomial.svg‎ (SVG file, nominally 600 × 480 pixels, file size: 13 KB)

[edit] Summary

Description

IIllustration of polynomial interpolation of a data set. The same data set is used for other interpolation algorithms in the Interpolation.
Date

26 June 2007(2007-06-26)
Source

self-made in Gnuplot
Author

Berland
Permission
(Reusing this image)

See below.

Based on png-version by User:Jitse Niesen (with gnuplot source code), and on svg-version by User:Cronholm144.

[edit] Gnuplot source code

set terminal svg fname "Vera" fsize 25
set output "Interpolation_example_polynomial.svg"
set key off
set xzeroaxis
set xtics axis 1,1
set ytics nomirror 1
set samples 300
set border 2
f(x) = - 0.0001521*x**6 - 0.003130*x**5 + 0.07321*x**4 - 0.3577*x**3 +  0.2255*x**2 + 0.9038*x
set yrange [-1.1:1.1]
plot f(x) with lines linetype 3 linewidth 4, \
     "-" with points linetype 1 pointtype 7 pointsize 0.7,\

0 with lines linetype -1 linewidth 1

0 0
1 0.8415
2 0.9093
3 0.1411
4 -0.7568
5 -0.9589
6 -0.2794
e

Please use at least version 4.2 of Gnuplot for smooth lines in SVG.

[edit] Licensing

Public domain I, Berland, the copyright holder of this work, hereby releases it into the public domain. This applies worldwide.

In case this is not legally possible:
I, Berland grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

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File history

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

Date/TimeThumbnailDimensionsUserComment
current16:11, 26 June 2007Thumbnail for version as of 16:11, 26 June 2007600×480 (13 KB)Berland (talk | contribs) (== Summary == {{Information |Description=IIllustration of polynomial interpolation of a data set. The same data set is used for other interpolation algorithms in the Interpolation. |Source=self-made i)

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