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Gihahn


Last seen: 5 jours il y a |  Actif depuis 2023

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Weibull does not seem to work gives error"Error using makedist Distribution name 'Weibull' is unrecognized."
c = 8.1; % Scale factor k = 2.03; % Shape factor N = 1000; % Number of plot data points pd = makedist('Weibull','a',c,'b',k) ...

environ 2 mois il y a | 1 réponse | 0

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Question


Matrix does not want to multiply and gives an error when I multiply a 3x3 matrix with a 3x1 matrix
A=[9,29.3, 140.99; 29.3, 140.99,827.693; 140.99, 827.693, 5400.863] Ainv=inv(A); % inverse matrix B=[4.6;-16; -267.29] ...

3 mois il y a | 4 réponses | 0

4

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Question


How to display the matrix as not 10^3 but as 10^1 for the values in the matrix
Y11=-((482.34i*10^-6)); Y22=-1.99i; Y33=-2.14i; Y44=-4.222i; Y55=-7.761i; Y66=(416.67*10^-6)- ((57.81*10^-9)*i); Y77=(166....

3 mois il y a | 1 réponse | 0

1

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i cant seem to integrate the code
an=(1/T)*(int(3*cosd((k*wo*x)/T),0,0.01)+int(-3*cosd((k*wo*x)/T),0.01,0.02)) it does not seem to work when i try to integrate...

3 mois il y a | 1 réponse | 0

1

réponse

Question


when i try to integrate the function it keeps giving me an error
ao=(int(3,0,0.01)+int(-3,0.01,0.02)) it keeps giving me and error when i run the code when i try to integrate 3 and -3 between ...

3 mois il y a | 1 réponse | 0

1

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Question


can someone please assist to make the square wave plot at 50Hz
fs = 1000; f = 4; %amount of square waves of graph t = 0:1/fs:1-1/fs; y = 3 * square(2 * pi * f * t); %generating the s...

4 mois il y a | 2 réponses | 0

2

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Question


is there a way to make the 0 x and y axis bold?
% Given data points x = [-0.1, 0, 0.2, 0.3]; y = [5.3, 2, 3.19, 1]; % Define the range of x values for the function plot x...

4 mois il y a | 4 réponses | 0

4

réponses

Question


can someone assist I am struggling to convert the DHI DNI and GHI from W/m^2 to kWh/m^2
% solar irradiation on a HORIZONTAL SURFACE Cn = 0.7; % Clearance index I0 = 1353; % Solar constant latit...

4 mois il y a | 1 réponse | 0

1

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Question


the matrix only works till days= 16 then when the days=17 or bigger the output is 0 on all the values in the matrix
% solar irradiation on a HORIZONTAL SURFACE Cn = 0.7; % Clearance index I0 = 1353; % Solar constant latit...

5 mois il y a | 2 réponses | 0

2

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Question


matlab add ons does not want to start
Error using matlab.internal.cef.webwindow/errorOnInValidWindow Webwindow is not valid. It was closed by user or the process was...

plus d'un an il y a | 2 réponses | 0

2

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