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**Content Feed**

Question

How may one digitize a curve from an image

The attached jpeg contains battery discharge curves at various discharge currents (0.68 to 10 A). I'd like to create arrays (...

meer dan een jaar ago | 2 answers | 0

### 2

answersQuestion

How to quickly "plug in" numerical values into symbolic equations to get a numerical result

Setup: syms s fs = (-2*(s-1))/((s+1)*(s+2)); fs1 = (1/s)*fs; yt1 = ilaplace(fs1) ...

meer dan een jaar ago | 1 answer | 0

### 1

answerQuestion

Thoughts on improving function execution time?

Matlab Community/Experts, I was able to reduce the execution time of the attached function from about 120 hours down to about...

meer dan 2 jaar ago | 0 answers | 0

### 0

answersQuestion

Does Matlab solver allow integration?

I know how to use the solver to solver an ode: % L*diL/dt = -R*iL syms iL(t) R L Vo cond = iL(0) == Vo/R ode ...

meer dan 2 jaar ago | 1 answer | 0

### 1

answerQuestion

How to speed up Matlab startup and shutdown - hangs around in Task Manager about 3 minutes after the Matlab application closes

Any thoughts on how to speed up Matlab startup and shutdown? Matlab application hangs around in Task Manager about 3 minutes ...

ongeveer 3 jaar ago | 1 answer | 0

### 1

answerQuestion

Need to test all permutations

Say I have the following: A = [1 2 3], B = [1 2], C = [4], D = C + B*A I need D to contain all permutations of C+B*A: D1 = 4...

meer dan 4 jaar ago | 1 answer | 0

### 1

answerElement multiplication and subtraction

The second solution (M2) matches my results via excel. Thank you!

meer dan 4 jaar ago | 0

Question

Element multiplication and subtraction

I'd like to run the following though I keep getting element multiplication/division errors: Ron = 0.012; RL = 0.003; R ...

meer dan 4 jaar ago | 3 answers | 0

### 3

answersQuestion

Looking for an identity or process to break one function into to

Would like to go from here: (A'*C - B*C) / (A + B) to A'*C/A - B*C/(A*(A+B)) Can anyone name this identity or process...

meer dan 4 jaar ago | 1 answer | 0

### 1

answerQuestion

tf2zp how to use k value

Setup: 2_a Coef and pole/zero pairs and gain (k) aN = 2.11e-12; bN = 3.90e-6; cN = 0; aD = 1.07e-10; bD = 2.97e-5...

meer dan 4 jaar ago | 1 answer | 0

### 1

answerQuestion

how to plot constant gain with bode

How does one plot a constant gain with bode? The following example gives me the following error: R1 = 81800; R2 = 1...

meer dan 4 jaar ago | 2 answers | 0

### 2

answersstep function with rise and fall times?

I understand how u is "shaped". Why did you multiplied Zo by 200 (y*200)? "plot(t,y*200)" What does function "tlim" do? Loo...

meer dan 4 jaar ago | 0

step function with rise and fall times?

How exactly does one us the lsim function? I added "step(Zo)" and "lsim(Zo, u, t)" below to compare results. With step I s...

meer dan 4 jaar ago | 0

Question

step function with rise and fall times?

I'm looking for something similar to a step function where I can adjust the rise time, fall time and magnitude of the step heigh...

meer dan 4 jaar ago | 2 answers | 0