Mohammad Ezzad Hamdan

Last seen: 3 years 前 | 自 2018 起处于活动状态

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统计学

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How to loop half matrix
for i=2:nhx-1 for j=2:nhy-1 Unew(i,j) = U(i,j)-dt*(P(i+1,j)-P(i-1,j))/(2*hx)... +nu*dt*(1/(hx*hx)...

4 years 前 | 1 个回答 | 0

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How to produce square matrix in this form
How can I form a square matrix in this form regardless of its dimension. Note that the pattern; 1 will form after three 0 from t...

4 years 前 | 1 个回答 | 0

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Replace nested loops with a matrix
I have to optimize this code but i am not sure how to turn it into a matrix. for i=2:nhx-1 for j=2:nhy-1 U(i,j)= ...

4 years 前 | 2 个回答 | 0

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Number of elements error
p = [2 3 4 5 6 7 8 9 10]; L2 = zeros(size(p)); xchange = zeros(size(p)); f = @(x) (cos(2*x)).*(sin(x)-0.5*x.^2); for j = 1...

6 years 前 | 1 个回答 | 0

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Determine function as output
How can i determine if the output is a fraction, it will return true, or else its a false. Are there any specific function?

7 years 前 | 0 个回答 | 0

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How to determine fraction as an output?
I used the '[v,d]=eig(A)' function, but it prints 72.00000 instead of 72. If it is a fraction (eg: 1/3 which will produce 0.3333...

7 years 前 | 1 个回答 | 0

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How to find the scalar multiple of two vectors?
Example; a=[1;2;3] and b=[2;4;6], hence the lambda is 2.

7 years 前 | 1 个回答 | 0

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How to check that two column vectors are multiple of each other?
Example [1;2;3] and [2;4;6]. Are there any specific functions i can use?

7 years 前 | 1 个回答 | 0

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