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Anshuman S


Last seen: 3 Monate ago
37 total contributions since 2017

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Question


How to integrate this function using ode23?
The given function is as follows: I've written the following code: clc clear all tspan = [0 10]; y0 = 0; %[t,y] = ode2...

3 Monate ago | 1 answer | 0

1

answer

Question


plotting an array skipping some columns
I have a matrix T(x,t) = T(position, time), The final matrix comes as 101x1000 , I don't want to plot for all 1000 columns, I wa...

3 Monate ago | 1 answer | 0

1

answer

Question


I want to plot a function for different values of time
This is a function in 2 variable (x,t) f = (699729515992263*exp(-(3555899736243218994140625*t)/9007199254740992)*cos(20000000*p...

3 Monate ago | 2 answers | 0

2

answers

Question


Animating lines and curves in matlab
I am simulating a solidification problem, where I am developing microstructres with time! I wanted to know whether anything li...

3 Monate ago | 1 answer | 0

1

answer

Question


Not able to get plot
x = linspace(0, 0.3,0.01); y = ((384*0.5*((0.15).^(3/2)))./ (x.^(3/2))).^(1/2); %cr figure plot(x, y)

11 Monate ago | 1 answer | 0

1

answer

Question


Want to combine two plots
I want to plot y1 = 100.0 - 90.0*exp(-0.0465*t); and y2 = 203.6 - 11.3*t; together on the same plot and then plot ( y = y1 +...

11 Monate ago | 1 answer | 0

1

answer

Question


Not able to use plot function
Not able to get anything on plot t = linspace(0,20); y10 = -(1.0*(0.013586877477623817727984981165799*exp(- 0.1115247764...

11 Monate ago | 2 answers | 0

2

answers

Question


Not able to solve an ode using dsolve
Not able to get any result out of this code. May anyone help, thanks syms y(t) ode = diff(y,t) == -0.127.*(-3.*(log...

11 Monate ago | 1 answer | 0

1

answer

Question


how to coupled non-linear ode's
I am trying to solve a system of reactions involving steel-slag interaction, but I'm stuck at this system of ode's. May anyone t...

11 Monate ago | 0 answers | 0

0

answers

Question


Multi-variable optimization problem
I want to perform a multivariable optimisation. where I want to minimise both the objective functions together for the same valu...

etwa ein Jahr ago | 0 answers | 0

0

answers

Question


Partial diffrentiation not working
This is the following code has an error as : " Error using sym/diff (line 69) The second argument must be a variable o...

mehr als ein Jahr ago | 1 answer | 0

1

answer

Question


How to express this result in decimals ?
This is tha problem; phi_dash= (4610380494485263574757718612977234468314401*lm)/7922816251426433759354395033600000000 + ...

mehr als ein Jahr ago | 1 answer | 0

1

answer

Question


Need help with contour plot .
I am not able to follow the instructions on my computer system, can you please help with the *contour plot* of this matrix *(num...

mehr als ein Jahr ago | 0 answers | 0

0

answers

Question


How to plot a polar plot from a matrix or excel file ?
I have a matrix A which contains values at different angles & radius. The index of this matrix represents ( angles,radius ) as ...

mehr als ein Jahr ago | 2 answers | 0

2

answers

Answered
Not able to solve this expression
I have solved the problem now , The r term was not within the bounds. It should be less than r0 ( 0.03 cm ) . thus r = 0.03*(j-1...

mehr als ein Jahr ago | 0

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Question


Not able to solve this expression
<</matlabcentral/answers/uploaded_files/135828/IMG_5612.JPG>> I am not able to code this expression , I have tried but it's n...

mehr als ein Jahr ago | 1 answer | 0

1

answer

Question


The sizes of the second and third arguments are inconsistent. using syms
The error is showing up in line #39 i.e { J1=subs(J,var,var1); } . Error shows up as : Error using sym/subs>normalize (line ...

mehr als ein Jahr ago | 0 answers | 0

0

answers

Question


I want to plot a 2D matrix with a color contrast.
I've got a spreadsheet ( 2-D matrix ) which has got temperature readings of various points on a 2-D plane. How can I plot a colo...

fast 2 Jahre ago | 1 answer | 0

1

answer

Question


2D matrix plane from a 3D matrix.
I want to get a plane from a 3D matrix as a 2D matrix. i have tried using these commands but it doesn't works. P = A ( 10, :,...

fast 2 Jahre ago | 1 answer | 0

1

answer

Question


Matrix indexing and plotting related doubt.
I am having a 3D matrix with 20 rows (x direction) , 50 cols (y direction) and 187 points ( z direction ,3rd dimension ). I want...

fast 2 Jahre ago | 1 answer | 0

1

answer

Question


3D plot of a matrix
I have constructed a 2D matrix A for Temperature as a function of position ( 1 dimensional ) & time, I want to plot a surface fo...

etwa 2 Jahre ago | 3 answers | 0

3

answers

Question


Implicit Equation solution inside a for loop
I want to solve the two expressions which are inside the for loop for o and p; and add their differenced sum of each iteration...

mehr als 2 Jahre ago | 0 answers | 0

0

answers

Question


Implicit function inside a loop.
I want to plot a curve between err and b for different values of b. * I have kept the values of i to be a constant for the ...

mehr als 2 Jahre ago | 1 answer | 0

1

answer

Question


Can I insert an iterating value in legends of a plot ?
The code is as follows ; I want to use the iterating b value in the legends . like b=5, b=8 , b=11 etc. if true % code...

mehr als 2 Jahre ago | 1 answer | 0

1

answer

Question


How to plot implicit function in an iteration ?
for b= 5:1:40 f = @(o,i) sind(b+i) + sind(b+o)-( 1140/0.04 + sqrt ((1140/0.04 -2*sind(b)).^2 - (cosd(b- o)- cos(b +i)).^2))...

mehr als 2 Jahre ago | 1 answer | 0

1

answer

Question


How to plot (x,y) subjected to any function.
How to plot (x,y) subjected to the equation cot(y) - cot(x) = 1.

mehr als 2 Jahre ago | 1 answer | 0

1

answer

Question


How to continuously import data of a sensor from Arduino on MATLAB ?
I am using an accelerometer sensor and it's is showing the results when I am connecting it to my computer with an usb cable. But...

mehr als 2 Jahre ago | 1 answer | 0

1

answer

Question


How to crop my curve in the curve fitting tool ?
How want to crop my curve in the curve fitting tool , in order to fit a proper curve for the cropped out part. e.g . I want ...

mehr als 2 Jahre ago | 1 answer | 0

1

answer

Question


Curve fitting tool is saying '' Cannot fit Power functions to data where X has nonpositive values"
I have changed the axes limits of my data to non values of x axes greater than zero; still it's responding with the same message...

mehr als 2 Jahre ago | 0 answers | 1

0

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Question


Converting data set (x,y) into a function f(x,y) not necessarily a polynomial fit .
Is there any way on MATLAB by which I can find an equation from my data set , I know there are a number of curve fitting methods...

mehr als 2 Jahre ago | 1 answer | 0

1

answer

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