The octave tag has no wiki summary.
0
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0answers
45 views
Octave installation errors: require libfftw3.so.3()(64bit), libfftw3f.so.3()(64bit) and libglpk.so.0()(64bit)
I have a RedHat 6 workstation machine and tried to install octave on it.
I have install the epel-release 6.5 package.
When I install the octave by yum, the system complained as below:
Error: ...
0
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0answers
14 views
Get an yerror plot without a line in Octave
I'd like to print a plot with y-error-bars and just plain points. My current Octave script looks like this:
errorbar(x_list, y_list, Delta_y_list, "~.x");
title("physikalisches Pendel");
xlabel("a^2 ...
1
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0answers
78 views
In what (small) ways can I modify Octave's compile options to enhance it without breaking it?
If the title to this question seems a bit vague, I am sorry. But I wasn't sure how to distill what I am attempting to do into a single sentence.
A few weeks back I learned that I could build and ...
0
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0answers
55 views
Can I install Octave under Windows 7 without admin rights?
Can I install Octave under Windows 7 without admin rights? There are similar questions on Linux, but this is about Windows 7.
0
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0answers
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How to uninstall Octave 3.4.3 from Windows XP?
There is an uninstall item in the Start Menu folder, but clicking on it bring up the "Select a program to open this file" dialog box.
I tried adding .exe to it, and it ran, but did not seem to do ...
1
vote
1answer
94 views
Package dependency error message when install octave on RedHat linux
Hi I tried to install octave on my RedHat 5 Linux. I typed command as
yum install octave
Then, it complained as following :
gcc-gfortran-4.1.2-44.el5.x86_64 from installed has depsolving problems
...
1
vote
2answers
1k views
Software GNUPlot not launching from GNU Octave
I'm trying to launch GNUPlot from Octave, but when I do I get the following error:
octave-3.4.0:3> plot(x,y)
dyld: Library not loaded: /usr/X11/lib/libfreetype.6.dylib
Referenced from: ...
2
votes
1answer
125 views
How do I run a Linux shell command from Octave?
I want to run commands like pdflatex and cp from an octave script. Is there a way to do that?
2
votes
1answer
69 views
Conditional variables depending on whether Matlab or Octave is running the code
I have written some code for Matlab/Octave. Basically, they have the same syntax and everything, but, for example, they have different functions for optimization (linprog/glpk,quadprog/qp).
I want ...
1
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0answers
127 views
Installing Octave on Red Hat
I am trying to reinstall Octave on Red Hat. I currently have Octave 2.4 installed on the computer, but it is too old and some of my scripts are not running.
On the Octave wiki it says:
Octave is ...
0
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0answers
50 views
Plotting from .m file with Octave for Windows does not show plot
http://www.gnu.org/software/octave/
http://octave.sourceforge.net/
Octave-3.2.4_i686-pc-mingw32_gcc-4.4.0_setup.exe
While
plot(1:4)
works from the Octave prompt, using
octave my.m
does not ...
7
votes
1answer
135 views
Why does the expression exp(i*pi) return the wrong result in GNU Octave?
I started to learn GNU Octave today, and tried the first expression given in the manual
exp(i*pi)
The result is
ans = -1.0000e+000 + 1.2246e-016i
And it seems GNU Scientific Library gives ...
0
votes
1answer
349 views
Completely remove/ uninstall Octave from my mac machine
Does anyone have any idea how I can completely remove/delete/uninstall all trace of Octave from my mac machine? Preferably via Terminal in a very swift action?
Thanks,
1
vote
2answers
401 views
Displaying a sequence of images in Linux
I'm generating a sequence of images saved as .PNG files on disk, labelled say plot001.png, plot002.png, plot003.png. These are actually saved plots from Octave, a scientific data ...
1
vote
1answer
127 views
Octave: refer to output like %10 in Mathematica?
I want to reuse values. Is there a similar functionality as %10 of Mathematica in Octave?
octave:18> 3/log (2)
ans = 4.32808512266689
octave:19> % //how to output 4.328....
...
0
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1answer
761 views
Octave: Precise value in Decimal or Continuous Fraction for 729 / 4^3
I get the approximation:
>> 729 / 4^3
11.391
Is there some function to get more precise approximation?
1
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3answers
687 views
Octave: how to do binary calculations?
What is the Octave NaN for? Is dot wrong delimiter?
>> bin2dec ('10.1')
ans = NaN
0
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2answers
1k views
GNU Octave: How to change base from DEC to BIN?
I need to do many binary calculations of the form:
10.1^(1/11) base 2
10.001^(1/11) base 2
10.0001^(1/11) base 2
10.00001^(1/11) base 2
10.000001^(1/11) base 2
...
where 1/11 base 2 = 1/3 base 10.
...
