Question

sparse matrix problem in solve systems of linear equations

I have F= 1.0e+05 *[-6.2281; -2.6137;0.1177; -0.4726] J= 1.0e+05 * (1,1) 1.2527 (2,1) -0.2980 (3,1) ...

2 years ago | 1 answer | 0

Question

put all cells in one column cellfun

I have q1={[1],[3],[4]}; q2={[1;3],[3;4],[4;5]}; q3={[1;2;3;4;5;5],[1;2;3;4;5;67],[1;6;3;4;9;67]}; I use this code but not...

2 years ago | 1 answer | 0

Question

find array in cell using cellfun

I have A = {[1,2,4],[2,3,4],[1,2,5]}; mes_in=[12,18,15,14,13] B=[1 2;... 2 1;... 1 4;... 4 1;... 1 5;...

2 years ago | 1 answer | 0

Question

Add a zero element to the beginning of each existing cell array

I have C={[-8;-5],[1;-4;-5;-5;-5],[-3;-5]} I want to get this result CC={[0;-8;-5],[0;1;-4;-5;-5;-5],[0;-3;-5]} I use this c...

2 years ago | 2 answers | 0

Question

choose row cell of matrix

I have A=[1 2 0.1 0.2;... 1 5 0.2 0.2;... 2 3 0.4 0.4;... 2 4 0.9 0.8;... 2 5 0.3 0.4;... 3 4 1.1 2...

2 years ago | 3 answers | 0

Question

find array inside a cell

I have a A={[1,2,4],[2,3,7],[2,5],[4,5,6]} and B=[1;2;3;6;8] I want to write a code that find B inside A. the result should be...

2 years ago | 2 answers | 0

Question

Finding the indices of duplicate maximum number of non zero element in matrix

I have this matrix A=[-1 -0.3313 0 1 0.55 -0.2186 -1.0041 -0.0297 0 0.0041 0 0.0297; 0 0 0 0 1.09 -0.09 0 0 0 0 0 0; ...

2 years ago | 1 answer | 0

Question

How to find separate graphs

I have this graph Ro=[0 0 0 1 0 0; 0 0 1 0 1 0; 0 0 0 0 0 ...

2 years ago | 1 answer | 0

Question

how to plot graph without intersection?

I have this graph E=[1 2;1 5;2 3;2 4;2 5;3 4;4 5;4 7;4 9;5 6;6 11;6 12;6 13;7 8;7 9;9 10;9 14;10 11;12 13;1...

2 years ago | 2 answers | 0

Question

find intersection of graph

I have this graph like this plot ([0,1,1,0,0,1,0.5,0],[0,1,0,1,0,0,1.5,0],'-') how can I find all intersections in this graph?...

2 years ago | 1 answer | 0

Question

Put matrix in cell

I have this matrix T=[ 3 6 1 12 7 10 6 0 0 22 0 15; 2 4 4 3 2 ...

2 years ago | 2 answers | 0

Question

are there any codes that check planarity of graph

I have this graph, E=[1 2;1 5;2 3;2 4;2 5;3 4;4 5;4 7;4 9;5 6;6 11;6 12;6 13; 7 8;7 9;9 10;9 14;10 11;12 13...

2 years ago | 1 answer | 0

Question

Remove same element from vector

I have this vector E=[1,2;1,3;1,6;2,3;2,4;3,7;4,5;5,6;5,7;6,7;1,2;2,4;6,8]; I want to omit same element and also (6,8). As 8 ...

2 years ago | 3 answers | 0

Question

omit rows from matrix

A=[1,2;1,3;1,4;1,5;2,4;2,3;2,5] B=[2,4] I want to omit B from matrix A answer A=[1,2;1,3;1,4;1,5;2,3;2,5]

2 years ago | 1 answer | 0

Question

change the order of array

I have M=[1,2 ;1,5; 2,4;2,5;4,5; 4,9;5,6;6,11;9,10;10,11] I want to change the order of numbers I want this answer N=[1,2;1,...

2 years ago | 1 answer | 0

Question

find cycle in array

I have a M M=[1,2 ;1,5; 2,4;2,5;4,5; 4,9;5,6;6,11;9,10;10,11] I want to find a loop in this array. I want this answer A={[1,2,5]...

2 years ago | 3 answers | 0

Question

find element in array

I have E=[1 2;1 5;2 3;2 4;2 5;3 4;4 5;4 7;4 9;5 6;6 11;6 12;6 13; 7 8;7 9;9 10;9 14;10 11;12 13;13 14] and C={[1,2,4,...

2 years ago | 1 answer | 0

Question

find a same element inside a cell

I have a cell= {[1,2,5],[2,3,4],[1,2,4,5],[4,7,9],[1,2,4,5,6,9,10,11],[6,12,13],[1,2,4,5,6,9,13,14]} I want to find arra...

2 years ago | 4 answers | 0

Question

find all possible cycle in graph

I have a E E=[1 2;1 5;2 3;2 4;2 5;3 4;4 5;4 7;4 9;5 6;6 11;6 12;6 13; 7 8;7 9;9 10;9 14;10 11;12 13;13 14] I want to find all...

2 years ago | 1 answer | 1

Question

add element to cell

I have E and M E=[1 2;1 5;2 3;2 4;2 5;3 4;4 5;4 7;4 9;5 6;6 11;6 12;6 13; 7 8;7 9;9 10;9 14;10 11;12 13;13 14] M = {[...

2 years ago | 1 answer | 0

Question

Remove element from array but want to keep in indices

A=[1 2;1 5;2 3;2 4;2 5;3 4;4 5;4 7;4 9;5 6;6 11;6 12;6 13; 7 8;7 9;9 10;9 14;10 11;12 13;13 14] I omit the second row: A(2,:)=...

2 years ago | 3 answers | 0

Question

How to add zeros column and row at the beginning of matrix

I have A and B A=[1,3,5;4,6,8;9,7,4] B=[1,2,4,6;7,1,2,4;6,7,8,9;4,5,6,7] if size(B)> size(A) Add zeros column and ro...

2 years ago | 1 answer | 0

Question

How to omit repeated element in matrix

I have a E and x1 matrix E=[1 2;1 5;2 3;2 4;2 5;3 4;4 5;4 7;4 9;5 6;6 11;6 12;6 13; 7 8;7 9;9 10;9 14;10 11;12 13;13 14]...

2 years ago | 3 answers | 0

Question

find a cycles in undirected graph

My graph is something like this (1,2) (2,3) (2,4) (3,4) (1,5) (2,5) ...

2 years ago | 0 answers | 1