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Omer N


Last seen: 1 year 前 自 2019 起处于活动状态

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已回答
Changing Solver for Global optimization
Try looking into Multistart (Global Optimization Toolbox). Or if you run your own code, parfor.

5 years 前 | 1

| 已接受

已回答
to find value of unknown variable
You are trying to solve the equation symbolically and it takes a long time/fails. If you are okay with a numeric solution chan...

5 years 前 | 0

| 已接受

已回答
How would I enter the Differential Equation y''+100y=2sin(4t)
Try like so: syms y(t) simplify( dsolve(diff(y,2)+100*y==2*sin(4*t),t) ) ans = sin(4*t)/42 + C1*cos(10*t) - C2*sin(10*t)

5 years 前 | 0

已回答
Calculating the difference between a vector and time
Try this: A = [1 1 2 3]; A-[0,A(1:end-1)] ans = 1 0 1 1

5 years 前 | 0