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george veropoulos


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INTEGARTION OF BESSELH function
Hi i make a code where i integrate the hankel function besselh(0, 2) function z = Escat(r,phi) [f,N,ra,k0,Z0] ...

6 days ago | 1 answer | 0

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answer

Answered
problem with vpa and symsum
in the for loop i use the if to define the e_n(k)

11 days ago | 0

Answered
problem with vpa and symsum
i my matlab the reuslats form syssum is - 1.2202769085399344622768816507208 - 7.6237530221056436364566359163767e-36i >>

11 days ago | 0

Answered
problem with vpa and symsum
thank you for your answer ! What is the best solution to keep a suficient number of terms where the bessel values ...

12 days ago | 0

| accepted

Answered
problem with vpa and symsum
the function e_n is function y=en(k) if k==0 y=1 elseif k~=0 y=2 end end

12 days ago | 0

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problem with vpa and symsum
Hi i make the fumtiom function z= Escattheory(r,phi) %UNTITLED Summary of this function goes here % Detailed explanation g...

13 days ago | 1 answer | 0

1

answer

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problem in plot for two function
Hi i want to plot two function in the same axis i rreceive to message Escattheory(rho,phi)) Error using plot Data mus...

17 days ago | 1 answer | 0

1

answer

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code fro Methods of Moments
hI I m looking for code related with Methods of Moments in Elecromgnegmetic Thank

2 months ago | 0 answers | 0

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how i can show in matlab tha sqrt(x^2)=x in symbolic toolbox
Hi i use the symbolic tool box to simplify an expression I receive that ((2*A*dhmax + B*h0)^2/h0^2)^(1/2)*(2*A^2*dhmax^2 ...

2 months ago | 2 answers | 0

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Answered
probability distribution function from datra
thank you

4 months ago | 0

| accepted

Answered
probability distribution function from datra
ok thank you !

5 months ago | 0

Question


probability distribution function from datra
Hi i have a function Z(h) h1<h<h2 how i cant find a pdf (probability distribution finction ) function for Z ...

5 months ago | 2 answers | 0

2

answers

Answered
save thw values of four variable in a file
thank you ! you solve my problem

1 year ago | 0

| accepted

Question


save thw values of four variable in a file
Hi i want to save four variable from a matlab code in a file ( like xls) the two from four value have many ...

1 year ago | 2 answers | 0

2

answers

Question


Matlab function with inf in end points
hi I have a function define in an range [ a, b ] the function is ιnf at end point F(a)=inf F(b)=inf there a method ...

2 years ago | 1 answer | 0

1

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ARRY EXEEDS RANDOM NUMBER
hi i receive this message in matlab when i run a monte carlo probllem Requested 1000000x10000 (74.5GB) array exceeds max...

3 years ago | 2 answers | 0

2

answers

Answered
the values are less from eps
the graph is ok ! thank you all

3 years ago | 0

Question


the values are less from eps
Hi i run have a function of an parameter Z ( is a impedance real or imaginary ) part the values of Z is in the range ...

3 years ago | 2 answers | 0

2

answers

Answered
Derivative of a function in a particular point
format long x = 2 ; h = sqrt(eps) ; f1=(sin(x + h)./(x+h) - sin(x)./x) / h % -0.400000 % -0.435397773981094 f2=cos(x)./...

3 years ago | 0

| accepted

Question


Derivative of a function in a particular point
Hi I have an external function y= function fa(x) y=sin(x./pi) ...

3 years ago | 2 answers | 0

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Question


histogram of a a function with two variable
Hi i have a function f of two variable h and psi i want to make the histogram of f in 2 dimensio ( h, psi) h foll...

3 years ago | 1 answer | 0

1

answer

Answered
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...

4 years 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...

4 years ago | 2 answers | 0

2

answers

Answered
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...

4 years 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...

5 years ago | 0 answers | 0

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solve parametric inequality in mupad
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 ...

6 years ago | 0 answers | 0

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

6 years ago | 1 answer | 0

1

answer

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...

6 years ago | 1 answer | 0

1

answer

Question


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

6 years ago | 0 answers | 0

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Answered
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 ...

6 years ago | 0

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