george veropoulos
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save thw values of four variable in a file
thank you ! you solve my problem
11 mois il y a | 0
| A accepté
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 ...
11 mois il y a | 2 réponses | 0
2
réponsesQuestion
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 ...
plus d'un an il y a | 1 réponse | 0
1
réponseQuestion
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...
plus de 2 ans il y a | 2 réponses | 0
2
réponsesQuestion
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 ...
plus de 2 ans il y a | 2 réponses | 0
2
réponsesDerivative 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)./...
presque 3 ans il y a | 0
| A accepté
Question
Derivative of a function in a particular point
Hi I have an external function y= function fa(x) y=sin(x./pi) ...
presque 3 ans il y a | 2 réponses | 0
2
réponsesQuestion
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...
presque 3 ans il y a | 1 réponse | 0
1
réponseINVERSE 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...
plus de 3 ans il y a | 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...
plus de 3 ans il y a | 2 réponses | 0
2
réponsesHow 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...
plus de 3 ans il y a | 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...
presque 5 ans il y a | 1 réponse | 0
0
réponseQuestion
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 ...
environ 5 ans il y a | 1 réponse | 0
0
réponseQuestion
plot a smith chart
Hi i need to plot smith chart with frequency reflection coefficient VSWR want to show smith chart with th...
environ 5 ans il y a | 1 réponse | 0
1
réponseQuestion
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...
plus de 5 ans il y a | 1 réponse | 0
1
réponseQuestion
matlba code for 3d wave equation
Hi i m looking a matlab code to solve the 3d wave equation thank you George Veropoulos
plus de 5 ans il y a | 1 réponse | 0
0
réponseIn 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 ...
presque 6 ans il y a | 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...
presque 6 ans il y a | 1 réponse | 0
0
réponseQuestion
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...
environ 6 ans il y a | 1 réponse | 0
1
réponseQuestion
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...
environ 7 ans il y a | 1 réponse | 0
1
réponseQuestion
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 ...
plus de 7 ans il y a | 1 réponse | 0
1
réponseQuestion
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...
plus de 7 ans il y a | 1 réponse | 0
0
réponseQuestion
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...
plus de 7 ans il y a | 1 réponse | 0
1
réponseQuestion
integral with vector limit
Dear friends it is possible to insert in integral(f,a,b) vector at a and b??
plus de 7 ans il y a | 1 réponse | 0
0
réponseQuestion
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 ...
presque 8 ans il y a | 2 réponses | 0
2
réponsesQuestion
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...
presque 8 ans il y a | 1 réponse | 0
1
réponseQuestion
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...
presque 8 ans il y a | 1 réponse | 0
0
réponsesolve a equation with two variable
thank you! i m trying to set a variable like y in an Constant value
presque 8 ans il y a | 0