# David Scidmore

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Question

Illegal use of reserved keyword "end".

[T,Y] = ode45(@Bqfun1,[0 2],[1 1 -0.01]); plot (T,Y(:,1),'b','linewidth',1) function dy1 = Bqfun1(t,y) dy1 = zeros(2...

4 months ago | 1 answer | 0

### 1

answerQuestion

Error using odearguments line doesn't exist.

[T,Y] = ode45(@Bqfun1,[0 2],[1 1 -0.01]); plot (T,Y(:,1),'b','linewidth',1) function dy1 = Bqfun1(t,y) dy1 = zeros(2,1)...

4 months ago | 1 answer | 0

### 1

answerCheck for incorrect argument data type or missing argument in call to function 'lsim'.

I figure it out by looking further into notes. I downloaded an addon and used. plot(t,x(:,1),'-k')

5 months ago | 0

Question

Check for incorrect argument data type or missing argument in call to function 'lsim'.

Why doesn't matlab actually give you indicators to where the error is. Only doing it because of a class and have no intentions t...

5 months ago | 2 answers | 0

### 2

answersQuestion

How to plot streamlines from column vectors?

I am trying to plot streamlines to get the shape of an object from equations that were provided. The issue I'm having is that my...

7 months ago | 1 answer | 0

### 1

answerQuestion

Trying to plot a streamline

I am trying to plot a streamline, but for some reason my u and v are returning single values. I'm trying to get the x and y valu...

7 months ago | 0 answers | 0

### 0

answersQuestion

How to plot for physical bodys and streamlines?

I'm trying to plot a streamline and am learning MatLAB as I go along (coding is definately not for me) for my class. I have the ...

7 months ago | 1 answer | 0

### 1

answerQuestion

Why is this ending my matrices before they are filled, and how do I print the answer of the multiplication?

C=input('How many columns are there in P? '); R=input('How many rows are there in P? '); P=zeros(R:C); co=1; ...

8 months ago | 1 answer | 0

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answerQuestion

Writing a closed while loop

I'm trying to write part of a code that continues a function for the time set of 10. So something like while t =< 10 delta...

8 months ago | 1 answer | 0

### 1

answerQuestion

Looking to plot yaw motion of an aircraft but get "Array indices must be positive integers or logical values." Error

clear all clc N_phidot = -0.36752; N_phi = -8.3569; N_delta_r = -3.8313; delta_R = -10; sigma = 1/2.*N_phi; omega_d =...

8 months ago | 1 answer | 0

### 1

answerQuestion

Trying to plot a function of time while a variable changes values at different time intervals

As the title states I'm trying to plot a function (or two actually), while a variable changes at different variables. The progra...

8 months ago | 1 answer | 0

### 1

answerQuestion

Plotting a function and it's derivative with multiple points of time

I am working on trying to plot the perturbation roll angle from steady state and have the following. clear all clc L_p...

8 months ago | 1 answer | 0

### 1

answerQuestion

How would I write a command to take record individual integrals of time of 0.01 from 0 > t > 5

I am trying to figure out how to take the points of time for each hundreds of a second from 0 to 5. I'm doing this to try and sm...

8 months ago | 0 answers | 0

### 0

answersQuestion

Setting up equation with variables without values

I am trying to set up in order to derive equations as I've been stuck on one thing for a few days now. One multiple sin or cos f...

12 months ago | 1 answer | 0