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# Ryan

Last seen: 12ヶ月 前 2022 年からアクティブ

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#### Feeds

Conversion from logical to sym is not possible
clc; clear; k = 10000 ; % N/m m = 331 ; % kg v_3 = 45 * 1609.34 * (1/3600) ; % mph to m/s t_reach = 25/v_3 ; % s % Usin...

12ヶ月 前 | 1 件の回答 | 0

### 1

Index exceeds the number of array elements. Index must not exceed 1.
% find the damping coefficient using the plot below (use the figure to do trial and error): c_num = 500 ; % define the time ...

12ヶ月 前 | 1 件の回答 | 1

### 1

How to take an exponential to a non-integer value?
kvals = [0.142,0.144,0.156,0.180,0.196,0.205,0.207,0.201,0.177,0.160,0.149,0.142] ; upx = -K./sinalpha_angle exp_local...

1年以上 前 | 2 件の回答 | 0

### 2

Trying to perform Fast Fourier Transform
I imported some data and tried to use the fft function on it to perform a fast fourier transform. When I run the code, an error ...

1年以上 前 | 1 件の回答 | 0

### 1

Looking to plot best-fit with equation on graph
I am looking to plot a line of best-fit with the equation also on the graph. plot(0,ptv_0,'o-','MarkerFaceColor','red') hold o...

1年以上 前 | 1 件の回答 | 0

### 1

Dot indexing is not supported for variables of this type.
sh_16_data = importdata("M006_A_Shaker_16.txt"); sh_16_freq = sh_16_data.data(:,2) Data: 1.000 25.000 10.430 2.848 2.000 2...

1年以上 前 | 2 件の回答 | 0

### 2

Must be a text scalar when using eval() function problems?
n_stress = F./(t.*w); n_stress = eval(n_stress); Error using eval Must be a text scalar. Error in Carbon90 (line 55) n_...

1年以上 前 | 1 件の回答 | 0

### 1

Dot indexing is not supported for variables of this type.
When I am running my code, I get a response that a built-in with syms is not running correctly. syms F D l t w % Stress ...

1年以上 前 | 1 件の回答 | 0