Community Profile # Anik Faisal

18 total contributions since 2018

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Question

fitting of a sinusoid
Hi Everyone! I have generated energy change (gammas.mat) of a simulation cell as a function of rigid displacement (ubp.mat) o...

8 months ago | 1 answer | 0

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Question

Can I analytically solve a logarithmic equation using the symbolic toolbox?
I have an equation : where A is a constant. I have tried to solve this equation for 'u' with the symbolic toolbox. I am getting ...

10 months ago | 1 answer | 0

### 1

How do I fit multiple curves with same fitting parameters?
I have figured out the issue with the fitting. The and are also functions of Temperatures and they need to be varied leaving ...

11 months ago | 0

| accepted

Question

How do I fit multiple curves with same fitting parameters?
I am trying to fit this expression: the 's are stress variables for three different temperatures. I have tried the following bu...

11 months ago | 3 answers | 0

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Question

How to impose a variable temperature distribution for one edge of a rectangular plate while keeping the temperatures of other three edges same and constant?
Hi all, I was trying to plot heat flux lines for a heat transfer problem. The problem specifies a 0.3m by 0.1m rectangular pl...

12 months ago | 1 answer | 0

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Question

Is it possible to plot this solution for a vibrating drum in a polar plot and possibly make a movie/gif for time 0 to 2 seconds?
r=linspace(0,1,100); theta=linspace(0,2*pi,100); tdrum=linspace(0,2,100); fun01=@(a) -besselj(0,2.2048*a); A1=(1/(sqrt(2)*2....

1 year ago | 0 answers | 0

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Question

solve a differential equation at specific points
I have this differential equation (attached .jpg file). I also have the 'gamma', 'u' and 'tau' values (attached unotfinder.m fil...

1 year ago | 1 answer | 0

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Question

How do I get real roots only from the Newton Raphson method for solving multivariable equation?
Hi All, I'm using the following lines of codes to call on the new_raph.m function to get solutions for x & y. b0=1; z=...

1 year ago | 0 answers | 0

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Question

How to solve these two equations for 'tau' and 'b'? All the other symbols are constants. Please help??

1 year ago | 1 answer | 0

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Solved

Given a and b, return the sum a+b in c.

1 year ago

Solved

Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

1 year ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

1 year ago

Solved

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

1 year ago

Question

Getting complex values for fitting parameters using nlinfit. Can anyone explain the reason why?
Hello everyone, I am using the attached script to fit some data. All the input data for "nlinfit" are real numbers but the fi...

1 year ago | 1 answer | 0