kaps

Last seen: 1 year ago | Active since 2021

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How to plot 2D line graph to compare the approximate solution with the actual solution?
I am trying to solve the following problem. I wrote the following code to solve this problem. I stored my approximate solut...

2 years ago | 0 answers | 0

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Question

How to fix **Warning: Matrix is close to singular or badly scaled. Results may be inaccurate. RCOND = 1.053110e-20.** ?
I am trying to solve the following PDE by using finite difference For a uniform spacing $h$, I got the following equation, ...

2 years ago | 1 answer | 0

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Question

How to plot the graph for different value of t?
I wrote 2D heat equation backward finite difference code. How do I plot the graph for each t? clc % Construction of the meshgr...

3 years ago | 0 answers | 0

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Question

How do I write $sin(pi*x)*sin(pi*y)?
I tried to solve on and on the boundary. I get error when I write . Can anyone help in the following code? model = creat...

3 years ago | 0 answers | 0

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