[Warning: Name is nonexistent or not a directory: /home/burkardt/public_html/m_src/gnuplot_test/../gnuplot] 
[> In path (line 109)
In addpath (line 86)
In gnuplot_test (line 19)
In run (line 91)] 
28-Jul-2021 09:00:44

gnuplot_test():
  MATLAB/Octave version 9.9.0.1467703 (R2020b)
  Test gnuplot().

DAMPED_SINE
  MATLAB version
  Demonstrating how a correlation function can be
  evaluated and plotted using GNUPLOT.
  Created data file "damped_sine_data.txt"
  Created command file "damped_sine_commands.txt"

DAMPED_SINE
  Normal end of execution.
28-Jul-2021 09:00:44

STRING_SIMULATION:
  MATLAB/Octave version 9.9.0.1467703 (R2020b)
  Simulate the behavior of a vibrating string.
  ALPHA = ( C * dT / dX )^2 = 1

  Plot data written to the file "string_data.txt".
  Gnuplot command data written to the file "string_commands.txt".

STRING_SIMULATION:
  Normal end of execution.

28-Jul-2021 09:00:44

gnuplot_test():
  Normal end of execution.

28-Jul-2021 09:00:44
[Warning: "../gnuplot" not found in path.] 
[> In rmpath (line 71)
In gnuplot_test (line 38)
In run (line 91)]