Sum of rectangle function
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Hello, how can I create a sum of rectangles?
1 个评论
Ameer Hamza
2020-11-1
What do you mean by sum of rectangles?
回答（1 个）
Ameer Hamza
2020-11-1
If by "sum of rectangles" you mean Riemann sum approximation of integral using rectangles, then use cumsum(): https://www.mathworks.com/help/matlab/ref/cumsum.html. For example
t = 0:0.1:10;
y = t.^2;
I = cumsum(y).*gradient(t);
5 个评论
Amir Delavari
2020-11-1
Ameer Hamza
2020-11-1
Can you show the mathematical formula for the function?
Amir Delavari
2020-11-1
Ameer Hamza
2020-11-2
How the rect() function is defined?
Amir Delavari
2020-11-2
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