Community Profile # nirwana

Last seen: 13 jours il y a Actif depuis 2023

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Question

express ODE without set a m file function
Can someone explain this to me? actually this is part od example in the numerical book I found example in numerical book about ...

13 jours il y a | 2 réponses | 0

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Question

plot line with function but doesn't appear like i want
I have a figure below and i want to reproduce it using matlab figure . The diagonal line come from equation x/(sqrt(x^2+a^2...

23 jours il y a | 1 réponse | 0

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Question

set first derivative equal to zero with some constant
I have equation from derive from snellius law and i'd like to set its derivative equal to zero since fermat principle said so. ...

23 jours il y a | 1 réponse | 0

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Question

How to save result after run function for different input in matlab
I use a function with different input, but the input has no temp=[26.67 93.33 148.89 315.56]; visc=[1.35 0.085 0.012 0.00075]...

environ 2 mois il y a | 1 réponse | 0

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Question

save animation into gif
hi...i wrote my function and making it as walking sine, and i'd like to save it as a gif. can anyone help me? close all t = l...

2 mois il y a | 1 réponse | 0

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Question

animated sine wave continously
Hi alll, i'd like to make sine wave with three variation and walk continously, but i end up make it uncontinously, here the scr...

2 mois il y a | 1 réponse | 0

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Question

Plot complex signal with imaginary and complex
Hi....i would like to plot imaginary and real number of my signal. The expected output as shown below, but i don'e know which pl...

3 mois il y a | 3 réponses | 0

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Question

How to translate hilbert transform into matlab code
Hi all, I am newbie in Matlab. I have difficulties in transforming math equation into matlab code. I'd like to transform equatio...

3 mois il y a | 1 réponse | 0

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Question

How to plot convolution between signal and Hilbert tranform operator
Hi... I ask to reproduce the complex signal as a result from convolution between cosine wave and hilbert transform operator as a...

3 mois il y a | 1 réponse | 0

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Question

connecting sinus function with circle through animation
Hi...I am trying to make animation that shows sinus function is a circle as ilustrate in the fig. First my problem is how to rot...

3 mois il y a | 1 réponse | 0

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Question

can we make 3D mash plot from eq y(x)
I have equation ball trajectory y=(tand(theta)*x-(g/(2*v0^2*cosd(theta)^2)*x.^2)+y0 i wonder how to make mesh plot when i have...

3 mois il y a | 2 réponses | 0

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Question

make function to plot countour and 3D
Hi, I want to make automatic function to plot 3D mesh and contour to given any function, but it turn doesn't work, can you help ...

3 mois il y a | 1 réponse | 0

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Question

Error msg in fminbnd
Hi all I an trying to find minimum value of function using fminbnd sing this script x=linspace (0,6); y=6*cos(x)+1.5*sin(x); ...

3 mois il y a | 1 réponse | 0

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