File:Fourier_unit_pulse.svg
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Original file (SVG file, nominally 800 × 600 pixels, file size: 87 KB)
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Summary
DescriptionFourier unit pulse.svg |
English: svg version of the Fourier transforms of the unit pulse function |
Date | |
Source | Own work |
Author | Sławomir_Biały, IkamusumeFan |
Other versions | https://en.wikipedia.org/wiki/File:Fourier_transform_of_rect_and_a_translation.png |
Related Calculations
Gnuplot Source Code
# Author: Slawekb, Ika, 2015-08-15
# Slawekb gave the analogous plot using Mathematica: https://en.wikipedia.org/wiki/File:Fourier_transform_of_rect_and_a_translation.png
# Anyone can copy and revise this code without any copyright concern.
set term svg size 800,600 enhanced font 'Times, 16'
set output 'fourier_unit_pulse.svg'
unset tics
unset border
unset colorbox
set sample 1000
set multiplot
set arrow from -3,0 to 3,0 nohead lw 2
set arrow from 0,-0.3 to 0,1.05 nohead lw 2
# Figure (a)
set size 0.5, 0.5
set origin 0.0, 0.5
unset key
set yrange [-0.5:1.5]
plot [-3:3] -0.5 <= x && x <= 0.5 ? 1 : 0 w lines lw 2 lc rgb 'blue' t 'f'
unset yrange
# Figure (b)
set size 0.5, 0.5
set origin 0.5, 0.5
set key font "Times, 22"
plot [-3:3] (sin(pi*x))/(x*pi) w lines lw 2 t 'Re', 0 w lines t 'Im' lw 2
# Figure (c)
set size 0.5, 0.5
set origin 0.0, 0.0
unset key
set yrange [-0.5:1.5]
plot [-3:3] 0.0 <= x && x <= 1.0 ? 1 : 0 w lines lw 2 lc rgb 'blue' t 'g'
unset yrange
# Figure (d)
set arrow from 0,-0.8 to 0,-0.2 nohead lw 2
set size 0.5, 0.5
set origin 0.5, 0.0
set key font "Times, 22"
plot [-3:3] (sin(2*pi*x))/(x*2*pi) w lines lw 2 t 'Re', (cos(2*pi*x)-1)/(2*pi*x) w lines t 'Im' lw 2
unset multiplot
set term windows
set output
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International 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.
Items portrayed in this file
depicts
some value
13 August 2015
File history
Click on a date/time to view the file as it appeared at that time.
Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 01:30, 15 August 2015 | 800 × 600 (87 KB) | IkamusumeFan | adjust the legend positions and sizes, etc. | |
03:28, 14 August 2015 | 800 × 600 (88 KB) | IkamusumeFan | add axes | ||
02:30, 14 August 2015 | 800 × 600 (87 KB) | IkamusumeFan | remove the scale | ||
03:22, 13 August 2015 | 800 × 600 (109 KB) | IkamusumeFan | User created page with UploadWizard |
File usage
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Global file usage
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Metadata
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If the file has been modified from its original state, some details may not fully reflect the modified file.
Short title | Gnuplot |
---|---|
Image title | Produced by GNUPLOT 5.0 patchlevel 1 |
Width | 800 |
Height | 600 |
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