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Sebastian Raabe


Last seen: meer dan een jaar ago |  Active since 2017

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Accuracy Problem when solving linear equation system using: lu(S) vs. decomposition(S,'lu')
Hello Matlab Community, I want to solve an equation system B = S * X with a sparse coefficient matrix S by using LU factorisati...

bijna 2 jaar ago | 1 answer | 0

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What is the difference between lu() and decomposition([],'lu')?
Hello Matlab-Community, I have a matrix (called SystemMatrix see atteched file) which I want to decompose in L and U. Matlab ha...

bijna 2 jaar ago | 1 answer | 0

1

answer

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Problem with Matrix indexing using vector
Hello, I have a problem with indexing matrix elements. I use the following code to describe my problem: a = blkdiag(ones(...

bijna 4 jaar ago | 1 answer | 0

1

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Solved


We love vectorized solutions. Problem 1 : remove the row average.
Given a 2-d matrix, remove the row average from each row. Your solution MUST be vectorized. The solution will be tested for ac...

bijna 5 jaar ago

Question


Windows crash after adding a cursor or zooming into a curve, how to avoid this?
After I plotted a graph in Matlab like a simple cosine-signal (5000 data points) and I add a data Cursor or zoom in/out the plot...

bijna 6 jaar ago | 0 answers | 0

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