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Permute diagonal and antidiagonal
Permute diagonal and antidiagonal For example [1 2 3;4 5 6;7 8 9] -> [3 2 1;4 5 6;9 8 7] WITHOUT diag function (and variable n...

alrededor de 2 meses hace

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Rotate input square matrix 90 degrees CCW without rot90
Rotate input matrix (which will be square) 90 degrees counter-clockwise without using rot90,flipud,fliplr, or flipdim (or eval)....

alrededor de 2 meses hace

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Removing rows from a matrix is easy - but what about inserting rows?
Assume A is a 5-by-5 matrix. A([2,4],:) = [] is a quick way to remove rows 2 and 4. Can you find a quick way to insert rows into...

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Operate on matrices of unequal, yet similar, size
You may want to add a vector to a matrix, implying that the vector is added to each column of the matrix. Or multiply a 3x4x5 ma...

alrededor de 2 meses hace

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Matrix with different incremental runs
Given a vector of positive integers a = [ 3 2 4 ]; create the matrix where the *i* th column contains the vector *1:a(i)...

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Some Assembly Required
The input to this function is a matrix of real numbers. Your job is to assemble the rows of the matrix into one large row that ...

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Respondida
Incorrect addition of noise in the example: ('lte/NPDSCHBlockErrorRateExample')
Hi @Karine, You've raised a really interesting point here, and I think your observation about the missing sqrt(12/128) factor...

alrededor de 2 meses hace | 0

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Showing the value on the x-axis as a legend the moment the curve deviates from the x-axis
@Erkan, I have gone through your comments and understood what you're trying to accomplish! Based on your figure, you want to mar...

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Friends, how to distribute the torque of four motors on VCU, is there any learning material for this?
@饕餮王, MathWorks has some good stuff for this. If you're working with 4 motors on a VCU, the main tool you want is the Virtual Ve...

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Back to basics 23 - Triangular matrix
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, return a matrix with all elements above a...

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Back to basics 21 - Matrix replicating
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, generate an output matrix that consists o...

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N-Dimensional Array Slice
Given an N-dimensional array, _A_, an index, _I_, and a dimension, _d_, return the _I_ th elements of _A_ in the _d_ dimension. ...

alrededor de 2 meses hace

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MatCAT - Reconstruct X from Its X-rays
Consider a matrix x x = [ 1 2 0 0 5 0 3 0 8 ] If we sum x along the rows we get row_sums = [3 5 11] ...

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matrix zigzag
Unfold a 2-D matrix to a 1-D array in zig-zag order, e.g., for matrix [ 1 2 3 ; 4 5 6 ; 7 8 9 ] the resulting 1-...

alrededor de 2 meses hace

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Matrix of Multiplication Facts
This is James's daughter again, sneaking into his Cody account. Thanks to your help in my math class last year, I did great! But...

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Find the next Fibonacci number
In the sequence of Fibonacci numbers, every number is the sum of the two preceding ones: 1, 1, 2, 3, 5, 8, 13, 21, 34, 55...

alrededor de 2 meses hace

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Integer Sequence - II : New Fibonacci
Crack the following Integer Sequence. (Hints : It has been obtained from original Fibonacci Sequence and all the terms are also ...

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How to add custom location of Frame in a General Flexible Plate (or any flexible body)?
Hi @Soumya Kanti, You can absolutely add custom frames at specific locations on the General Flexible Plate without using Rig...

alrededor de 2 meses hace | 0

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How to add an image on top of geobasemap?
@Sim, I see what happened - in your case you do have the Mapping Toolbox (your geobasemap is working), but the original code syn...

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Run a simulink model on a texas instruments TMS320F28379D with c2000
@Anaïs, after thoroughly researching the MathWorks C2000 documentation including "Detect and Fix Task Overruns on Texas In...

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Steering System Rack and Pinion
Hi @Tran, I do appreciate your patience. After coming back from work and thoroughly examining your parameter file, analyzing ...

2 meses hace | 0

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the dimension of matrix when using 'sparse' to generate sparse matrix
Hi @Li, After going through recent comments, I wanted to provide a clear explanation of the situation regarding 3D sparse mat...

2 meses hace | 0

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Determine Whether an array is empty
Input a matrix x, output y is TRUE if x is empty, otherwise FALSE.

2 meses hace

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Find the definite integral of various linear functions
A definite integral had a minimum and maximum limit. When you solve this type of problem you must use both quad and the trapz fu...

2 meses hace

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How many days does the cat take to climb out of the hole?
A cat accidentally falls down a hole with sloping but rough sides. It can climb out of the hole of height h metres, but for ever...

2 meses hace

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Simple Interest : Calculate Future Value
Theorem : Simple Interest where; F : Future Value P : Present Value r : Annual simple interest rate (decimal) t : Time in...

2 meses hace

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An asteroid and a spacecraft
&#128640 Imagine a non-relativistic simple situation. Assume positions p0, p1, p2, and p3 are three dimensional Cartesian ...

2 meses hace

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the dimension of matrix when using 'sparse' to generate sparse matrix
Hi @li, I saw your question about MATLAB removing 3D sparse matrix support, and I wanted to help clarify what's happening. Bo...

2 meses hace | 1

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Copy Legend from UIAxes to another UIAxes
Hi @Jason, I've looked into the legend and color issues you're having when copying plots from UIAxes3 to a new figure, and he...

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Discussion

Unlock the secrets of building transition matrices for MATLAB Cody's Royal Game of Err! Learn superdiagonal construction, forbidden square handling with logical indexing, and boundary condition tricks. Features 6 visual guides. #MATLAB #CodyContest
*Building Transition Matrices for the Royal Game of Err* King Neduchadneddar the Procrastinator has devised yet another sche...

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