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JJ


Active since 2017

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Large Matrices for solving linear systems
Can someone help me, I need to create the pentagonal matrix associated with the Laplace equation.. So -4 along the diagonal and ...

5 years ago | 4 answers | 0

4

answers

Question


How can i get multiple values in fprintf?
So i have 'n' lots of integers every time I run the script. My code displays my fprintf n times... fprintf('I have numbers: ...

6 years ago | 1 answer | 0

1

answer

Question


Plot Natural Cubic Spline
Does Matlab have a built in code to plot a 'Natural' Cubic spline? I was using pp = spline(... , but have realised this is not ...

6 years ago | 1 answer | 0

1

answer

Question


Is there a way I can get my code to display the function chosen in fprintf?
Is there a way to tell my code to put my chosen function into and fprintf? i have a function: f=@ x.^2; fprintf('find the...

6 years ago | 1 answer | 0

1

answer

Question


I want to plot a simple graph with specific x,y coordinates. I can plot when the y values are integers. But i need to plot values like 9/4. this is my error code Attempted to access y(2.25); index must be a positive integer or logical.
i want to plot the points (0,2) (1,9/4) (2,38/17) (3,161/72) (4,682/305)

7 years ago | 1 answer | 0

1

answer