by: Jack Middleton |
last post by:
Hi!
I'm lookin for a faster permutation algorithm for matrices. I know that
it can be done with multiplying a matrix with a permutation matrix. It
just seems a waste to iterate through all those...
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by: amitnanda |
last post by:
Hi Guys,
I have a matrix multiplication program in C that multiplies two
matrices.
When their size is 3*3 or 800*800, the program runs fine. But above
that size, I get a "segmentation fault"....
|
by: kilter |
last post by:
Anyone know of a routine that will return the number of rows and
columns in a matrix?
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by: =?UTF-8?B?TWFydGluIFDDtnBwaW5n?= |
last post by:
Hello,
I´m using a very large 2-dimensional double matrix (45.000x45.000)
in my program.
At the initialization of the matrix:
double matrix = new double I am getting an out of memory...
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by: lancered |
last post by:
Hi dear all,
I am using Python2.4.2+NumPy1.0.1 to deal with a parameter
estimation problem with the least square methods. During the
calculations, I use NumPy package to deal with matrix...
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by: lethek39 |
last post by:
Hey
I have been trying to figure out how to sum rows and columns in a matrix square. I also have been trying to get the program to list the numbers of the diagonal in the matrix. So far this is the...
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by: PeteJ |
last post by:
Hello all.. I wrote code in C to invert n x n matrices, where 1<n<39 and the matrices are guaranteed to be invertible. Prior to this task, I haven't really seen linear algebra since my sophmore...
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by: Sozos |
last post by:
Hi guys. I have a problem with writing the base case for the following matrix multiplication function I have implemented. Please help.
#define index(i,j,power) (((i)<<(power))+(j))
void...
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by: AnneTanne |
last post by:
I have a dictionary which is made pretty as a matrix:
Dictionary:
{'1': {'3': 0, '2': 1, '5': 1, '4': 0, '6': 29},
'3': {'1': 0, '2': 0, '5': 0, '4': 1, '6': 1},
'2': {'1': 13, '3': 1, '5': 21,...
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by: Charles Arthur |
last post by:
How do i turn on java script on a villaon, callus and itel keypad mobile phone
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by: BarryA |
last post by:
What are the essential steps and strategies outlined in the Data Structures and Algorithms (DSA) roadmap for aspiring data scientists? How can individuals effectively utilize this roadmap to progress...
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by: nemocccc |
last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
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by: Sonnysonu |
last post by:
This is the data of csv file
1 2 3
1 2 3
1 2 3
1 2 3
2 3
2 3
3
the lengths should be different i have to store the data by column-wise with in the specific length.
suppose the i have to...
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by: marktang |
last post by:
ONU (Optical Network Unit) is one of the key components for providing high-speed Internet services. Its primary function is to act as an endpoint device located at the user's premises. However,...
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by: Hystou |
last post by:
Most computers default to English, but sometimes we require a different language, especially when relocating. Forgot to request a specific language before your computer shipped? No problem! You can...
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by: jinu1996 |
last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven...
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by: tracyyun |
last post by:
Dear forum friends,
With the development of smart home technology, a variety of wireless communication protocols have appeared on the market, such as Zigbee, Z-Wave, Wi-Fi, Bluetooth, etc. Each...
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by: agi2029 |
last post by:
Let's talk about the concept of autonomous AI software engineers and no-code agents. These AIs are designed to manage the entire lifecycle of a software development project—planning, coding, testing,...
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