# DoinK

Last seen: 1 year ago Active since 2022

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Solve looping for big cell, vector, and summation
I have Z, Z is cell (1*1000) and for i=1:1000 size(Z{i}) is 1*1008 I need to do the summation until 1000, start from 1, i can d...

1 year ago | 1 answer | 0

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Question

Using loop to sum value of an array and summation
I have 2000 row vector which each array has 1008 column. I need to sum every array to only 4 column, so every 252 item, i sum i...

1 year ago | 1 answer | 0

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Question

How to create big matrix that the item is small matrix
I wish to create a 252*252 matrix with 21 row and column every item have 12*12 matrix. So 12*12 until 21 column and row =matri...

1 year ago | 1 answer | 0

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Solve linear equation in matrix form with least square method
I have linear equation Ax=b, the size of every matrix are : matrix A is 1009*1008, vector b is 1009*1, and vector x is 1008*1. ...

1 year ago | 1 answer | 0

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Question

Solve linear equation in matrix form
I need to find pi^(0) from this linear equation pi^(0) is a row vector, e is column vector of 1 where A_0, R, B, A, and C a...

1 year ago | 1 answer | 0

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How to find which equation that have "Warning: Solution does not exist because the system is inconsistent"
I have big matrix and want to solve it with "\". Ax=B so I use [A,B]=equationsToMatrix(k,q) x=A\B but the matrix cannot be ...

1 year ago | 1 answer | 0

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How to create row vector or 3-D array
I want to create row vector that can be multiplied to a matrix. First, let me explain the matrix. A_0 is square matrix of ord...

1 year ago | 0 answers | 0

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How to create row vector inside row vector
I want to make this kind of row vector: I have p=(p^(0),p^(1),p^(2),...) %^(i) is not rank, its just index. p^(i) p^(i)=(p_(...

1 year ago | 0 answers | 0

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Question

How to solve this multi equation using matlab program
I have this , syms p1 p2 p3 pi =[p1 p2 p3]; and this equation, y=[-2*p1 + 2*p2 , -1*p2 + 1*p3, 3/2*p1+3/2*p2-3*p3] [A,Z]=...

2 years ago | 2 answers | 0