linear-algebra

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Gaussian Elimination Linear Equation in C++

I have a fairly basic maths question but the trick is I need it in C++. I\'m following the pseudocode given on Wikipedia at the moment. Here is my attempt:[详细]

2023-04-11 13:09 分类：问答
How can I know a radiosity linear system can be implemented using the iterative method?

That is, I want to check if the linear system derived from a radiosity problem is convergent. I also wa开发者_开发知识库nt to know is there any book/paper giving a proof on the convergence of the radi[详细]

2023-04-10 05:37 分类：问答
Solving linear equations during inverse iteration

I am using OpenCL to calculate the eigenvectors of a matrix. AMD has an example of eigenvalue calculation so I decided to use inverse iteration to get the eigenvectors.[详细]

2023-04-09 09:19 分类：问答
Which way has better accuracy to compute the matrix matrix vector product, A B u?

I want to compute the vector, s = A B u, where s and u are N-dimensional complex vector, A is a N-by-M complex matrix, B is M-by-N complex matrix. Which of the following two ways has better accuracy[详细]

2023-04-08 04:36 分类：问答
Efficient Algorithms for Computing a matrix times its transpose [closed]

Closed. This question needs to be more focused. It is not currently accepting answers.开发者_JS百科[详细]

2023-04-07 22:50 分类：问答
Vector rotation problem

I\'m working on a program with IK and have run into what I had at first thought was a trivial problem but have since had trouble solving it.[详细]

2023-04-07 19:18 分类：问答
Programming Library for Matrices over GF [closed]

Closed. This question is seeking recommendations for books, tools, software libraries, and more. It does not meet Stack Overflow guidelines. It is not currently accepting answers.[详细]

2023-04-07 14:50 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
converting my WGS 84 co-ordinates into screen x and y

I am stuck on a little problem of creating a simple map app. what i am trying to learn is the mathematics behind the conversion of my WGS 84 GPS co-ordinates.[详细]

2023-04-06 20:49 分类：问答
Homography to Projective transform

I\'ve been attempting to figure out how to take a homogra开发者_运维百科phy between two planes and convert it into an projective transform. Matlab does this automatically, but I\'ve been trying to fig[详细]

2023-04-05 08:54 分类：问答