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Brian Nuttall


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Active since 2015

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Question


Create a mesh, meshgrid, peaks, meshc, surfl
mesh, meshgrid, peaks, meshc, surfl x = linspace(-3, 3, 30); y = linspace(-3, 3, 30); Find the matrix X, Y from the vector x,...

meer dan 9 jaar ago | 0 answers | 0

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Question


how to change what is under the diagonals in a matrix into Zeros
how do i turn what is under the diagonal on a matrix into zeros. for example i cant figure out how to do the following. [1 2 ...

meer dan 9 jaar ago | 1 answer | 0

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Question


how do I create the below Matrix?
please see the attached image i need to create a tridiagonal nxn matrix using the diag function. i know how to make it this way...

meer dan 9 jaar ago | 1 answer | 0

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