Community Profile # Louis Liu

Active since 2017

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Question

How can I use integral to solve a equation with two function handle?
Hello, I want to solve the equation below *solution = fzero(@(Cpk_hat) fun2,0.01)* but I get the feedback : 'Undefined oper...

4 years ago | 1 answer | 0

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Question

How can I randomly extract a element in an array?
If now I have an array, how can I randomly extract a element in it? x0_1 = [ 0 0 0 1 1 1 2 2 2 2 ]; Actually, I want to pro...

4 years ago | 1 answer | 0

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Question

Assign all the elements in a row vector to a matrix but couldn't use the reshape function
Hello, I have a question about assigning the elements now, below is the detail: I save the value of calculation in a row vect...

5 years ago | 1 answer | 0

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Question

How to use fsolve to solve the simultaneous equations with integral format?
Hello, I am try to solve the simultaneous equations with integrand recently, but I am stuck now, below is the detail: The si...

5 years ago | 1 answer | 0

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Question

How can I get the plot correctly?
Hello, I write some code like this: vx = 30:10:300; vy = 2:0.04:3; [xx,yy] = meshgrid(vx,vy); zz = get_critical...

5 years ago | 1 answer | 0

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Question

solving a equation with integral
Hello, I write some code like this, >> C = 1.00; >> n = 38; >> alpha = 0.05; >> Cp = C+0.33; >> fun=@(y)c...

5 years ago | 1 answer | 0

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Question

How can I solve an integral problem included of cumulative distribution function of chi-square distribution?
Excuse me, does anyone know how to solve an integral problem included of cumulative distribution function of chi-square distrib...

5 years ago | 1 answer | 0

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Question

How to divide a row vector to 6 small row vector with faster technique?
Hello, dose anyone can give me an advice of the problem below? Thanks! problem: I got a 1-by-366 row vector now. However, I ...

5 years ago | 1 answer | 0