Community Profile # george veropoulos

### HELLENIC NAVY

22 total contributions since 2016

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INVERSE OF A FUNCTION
thank you i have a mistake my relation and i see the the function is not one-one in range from 0:360 is one-to one in rang...

5 months ago | 0

Question

INVERSE OF A FUNCTION
HI i m looking for a script to inverse numericall a function i use the function of inverse but not working because th...

5 months ago | 2 answers | 0

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How to normalize a histogram?
hi i want to normalized the histogram i use the hist [f x]=hist(fn,nbins); dx = diff(x(1:2)); bar(x,f./(sum(f.*d...

8 months ago | 0

Question

polynomial of chaos and matlab code
hi Friends i m looking a simple example (code in matlab ) for use the polynomial of chaos..... i want to make a...

2 years ago | 0 answers | 0

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Question

hi my friends i want to solve the inequality in mupad 2*X^2*cos(phi)+1 > 0 or 2*X^2*cos(phi)+1 <0 x is a real and ...

2 years ago | 0 answers | 0

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Question

plot a smith chart
Hi i need to plot smith chart with frequency reflection coefficient VSWR want to show smith chart with th...

2 years ago | 1 answer | 0

### 1

Question

writing variable in xls file
Hi i have a code that produce three variable a b c i want to save this value in a xls file that the valu...

2 years ago | 1 answer | 0

### 1

Question

matlba code for 3d wave equation
Hi i m looking a matlab code to solve the 3d wave equation thank you George Veropoulos

2 years ago | 0 answers | 0

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In the fft example on MATLAB help, why do we multiply by 2?
Hi.. i have an other question the the quantity P2 = abs(Y/L) must multiply by Ts... i make a code to compare the ...

3 years ago | 0

Question

i m looking for a example to find the FTT of a signal
Hi there a educational example to describe the step by step to find the FFY of a continues signal .... there ma...

3 years ago | 0 answers | 0

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DATA POINT in vertical direction
thank i test it ...work

3 years ago | 0

Question

DATA POINT in vertical direction
Ηi friends i have a matrix from a few of points i want to plot this data in parallel with y direction only. thank y...

3 years ago | 1 answer | 0

### 1

Question

save in excel file inside a for loop
hi i want to save the values of a vector in a xls file. The value s change inside a for loop... the variable...

4 years ago | 1 answer | 0

### 1

Question

Error using mex (line 206) Unable to complete successfully.
hi when i run the mex -setup i have the following output Welcome to mex -setup. This utility will help you set up ...

4 years ago | 1 answer | 0

### 1

Question

method of moment in TL problems
Dear friends i m looking for matlab code.. that solve the problem of transmission line excitation from a EM wav...

4 years ago | 0 answers | 0

### 0

Question

intrgartion_problem..
Hi im trying to run a code i call in some point the folllow lines y_theory=@(t)((1./(P.*Zl)).*f_xi(t./(Zl*P...

4 years ago | 1 answer | 0

### 1

Question

integral with vector limit
Dear friends it is possible to insert in integral(f,a,b) vector at a and b??

4 years ago | 0 answers | 0

### 0

Question

comsol model to matlab function
I have a comsol model with various inpute parameters and output the variable Te, Tl it is possible to make a ...

5 years ago | 2 answers | 0

### 2

Question

Confluent Hypergeometric Function of the Second Kind
hi there a function that define the Confluent Hypergeometric Function of the Second Kind i have made a matlab function...

5 years ago | 1 answer | 0

### 1

Question

x axis in dBmV SCALE at histogram
Ηι my friends i want i insert a dBVm SCALE in a histrogram graph ... there are a way to do this? DBVm=20*log10...

5 years ago | 0 answers | 0

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solve a equation with two variable
thank you! i m trying to set a variable like y in an Constant value

5 years ago | 0

Question

solve a equation with two variable
Hi friends I have to solve an equation G1(x,y)=G2(x,y) G1 G2 are function I want to find x y there...

5 years ago | 3 answers | 0