octave

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How can I compute all factors of a number in octave (not just prime factors)?

I am a beginning Octave user and would like to compute all the integer divisors of a number, for example, for the number 120, I would like to get 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, a[详细]

2023-04-13 01:13 分类：问答
Markerfacecolor in Octave not working?

I\'m trying to plot a collection of points as well as a geometrical shape, which is working fine. However, i wanted bigger dots for the points. The standard octave dot (\'.\') canno开发者_如何学运维t[详细]

2023-04-12 06:40 分类：问答
.octaverc file on Windows XP

I place this code in octaverc in home directory which is setup previously. I am confused, in the book it talks about .oct开发者_开发问答averc with a dot in front and I just name my file octaverc. This[详细]

2023-04-12 05:25 分类：问答
Finding values that aren't in an array in matlab/octave [duplicate]

This question already has answers here: 开发者_JAVA技巧 Matlab arrays operation (3 answers) Closed 9 years ago.[详细]

2023-04-11 14:32 分类：问答
MATLAB/Octave: cut a lot of circles from a image

I have an matrix (image) and information about interesting part within circles (center corrdinates and radii given). I want to cut for all the circles the[详细]

2023-04-09 05:18 分类：问答
How does one install the FFTW package under Fedora and get Octave to recognize it as loaded?

All the references to FFTW in Octave make it sound like it is a package only for Octave (not quite true, but close), and give instructions for installing a tar.gz file by typing on the Octave command[详细]

2023-04-08 22:49 分类：问答
How to read large matrix from a csv efficiently in Octave

There are many reports of开发者_JAVA百科 slow performance of Octave\'s dlmread. I was hoping that this was fixed in 3.2.4, but when I tried to load a csv file that has a size of ca. 8 * 4 mil (32 mil[详细]

2023-04-08 15:02 分类：问答
Load Multiple Functions from a Single File in Matlab [duplicate]

This question already has answers here: Closed 11 years ago. Possible Duplicate: Is it possible to define more than one function per file in MATLAB?[详细]

2023-04-08 05:52 分类：问答
how to generate the "exchange" map a.k.a. "swap" map

I am looking for an easy way to generate a simple linear map in Octave.The matrix I need, call it sigma(n), is defined by the following property:for all matrices A and B (both of dimension n) we have[详细]

2023-04-07 11:48 分类：问答
Repeating x and y vectors for use with scatter3()

Currently I have a working 3D mesh() plot. Howev开发者_StackOverflow社区er, the vertical axis lends itself better to an angular representation, so I\'m constructing a coordinate transform to cylindric[详细]

2023-04-06 12:56 分类：问答