The list of points used to define the tics along the x axis has been generated by the following python code:
#!/usr/bin/python
#this file generates a list of points used as ticks
# to draw the grid in the gnuplot file pwm.plt
from scipy import *
freq= 0.05
n=20
for i in range(n):
def f(x):
return sin(freq*x*2*pi)-2*x+1+2*i
print i,",", optimize.fsolve(f,0), ",\"
}}
convert -density 300 pwm.eps pwm.png
The codes described above are given to the public domain.
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This licensing tag was added to this file as part of the GFDL licensing update.http://creativecommons.org/licenses/by-sa/3.0/CC BY-SA 3.0Creative Commons Attribution-Share Alike 3.0truetrue
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.
Cyril BUTTAY Principle of the intersective pulse width modulation (PWM). This figure has been made using gnuplot 4.0 and the following code: <pre> # This file is used to generate a plot that explains the # principle of the intersective pwm # graph con