# Joy Mondal

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**Content Feed**

Question

Removing a particular legend from plot

clear all clc k1=0.7; k2=01; wf=1; ws=1.5; b=0.15; d=0.15; a=0.15; h=0.05; j=0; l=0; ns1=0; ns2=0; nu=0; ...

2 months ago | 1 answer | 0

### 1

answerQuestion

I want to arrange a 1st column of a matrix in descending order an the elements in the row is going to arrange itself according to change of the row of first vector

A= [3 2; 1 4; 2 6] Taking the first coumn of matrix as base I want to change the other elements ie. A=[ 3 2; 2 6; 1 4] Ie en...

2 months ago | 2 answers | 0

### 2

answersQuestion

Solving Delayed differential equation symbolically

Here I want to solve a delayed differential equation by symbolic manupulation y is function of t and td is the delay in the si...

2 years ago | 0 answers | 0

### 0

answersQuestion

How to store output of dde23 command in workspace

function ddex1 global k1 k2 k3 zf wf a b g d f m w wn a=-0.01; b=0.05; g=14.4108; d=3.2746; f=0.01;m=0.89663; w=3.06309; wn=...

2 years ago | 1 answer | 0

### 1

answerQuestion

Assign values to symbolic matrix

As=sym('As',[1,5]) As =[ As1, As2, As3, As4, As5] now I want to enter numerical quantities to the each elements of matix in A...

2 years ago | 1 answer | 0

### 1

answerQuestion

replacing symbolic coefficient in matrix with numeric one

syms s td a zf wf w N =s^6*td^2 + 2*zf*s^5*td^2*wf + a*s^5*td^2 + 6*s^5*td + s^4*td^2*wf^2 + 2*a*zf*s^4*td^2*wf + s^4*td^2*wn^2...

2 years ago | 0 answers | 0

### 0

answersQuestion

I want to extract the coefficient of P in fractional form equal to or more than 5 decimal points

c clear all clc syms s a=-0.01; wn=3.06309; k1=0.5; k2=-1; td=0.1; wf=3.43; zf=0.175; P = (s^2+a*s+wn^2)*(s^2+2*zf*wf...

2 years ago | 0 answers | 0

### 0

answersQuestion

how to find out position of minimum element in a matrix

a=[8 2 5;2 -2 4;9 5 4] here position of minimum value is 2*2

3 years ago | 1 answer | 0

### 1

answerHow to plot a matrix with loop of input Variables

clc clear all for Bx=0:.00092:0.0115 i=0; B=0.5*1.978*0.467*30*Bx; D=-7.31; E=-1.71; Bz=0.5*1.969...

4 years ago | 0

How to plot a matrix with loop of input Variables

* clear all * clc * * for Bx=0:.00092:0.0115 * i=0; * B=0.5*1.978*0.467*30*Bx; * D=-7.31; * E=-1.71; *...

4 years ago | 0

Question

is their any command to change the positions of elements of vector ie if a=[4 5 3 8 1] i want to rearrange it to [1 8 3 5 4]

is their any command to change the positions of elements of vector ie if a=[4 5 3 8 1] i want to rearrange it to [1 8 3 5 4]

4 years ago | 1 answer | 0