PJS KUMAR
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Awarded to PJS KUMAR on 24 Oct 2018
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Example for diffusion equation used to reduce the noise in an image
In image processing, we know that the diffusion equation is used to reduce the noise in an image. Explain in detail with an exam...
mehr als 3 Jahre vor | 0 Antworten | 0
0
Antwortenselecting an element of a vector
How to select an element of a vector which is previous to the given value xp. Suppose we have a vector x=[1 1.05 1.1 1.1...
mehr als 5 Jahre vor | 0
Frage
selecting an element of a vector
How to select an element of a vector which is nearest to the given value xp. Suppose we have a vector x=[1 1.05 1.1 1.15...
mehr als 5 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
gauss forward interpolation method
I wrote the following code for gauss interpolation function [ yval ] = gauss_p( xd,yd,xp ) n=length(xd); if(length(yd...
fast 6 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Gauss forward interpolation formula
n = length(x) I created the difference table (tbl) using the following code. difference table is in attached file tbl...
fast 6 Jahre vor | 0 Antworten | 0
0
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usage of cumprod function to write the code
To create a vector t, where t = [1 u/1! u(u-1)/2! u(u-1)(u-2)/3! ... (u(u-1)..(u-(n-2)))/(n-1)! I wrote the followi...
fast 6 Jahre vor | 1 Antwort | 0
1
AntwortFrage
difference between anonymous function and symbolic function
I declared a function in the following two ways. I want to know the difference between two function declarations 1) syms x ...
fast 6 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Taylor Series expansion error
I have the following code for taylor series expansion. function [sol]=Taylor(fn,a,b,y0,h,nd) syms x y(x); ...
fast 6 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Modified Euler's method expansion
suggest me to modify the following Euler's method expansion code so as to avoid the calculation of k2 two times function []...
fast 6 Jahre vor | 0 Antworten | 0
0
Antwortentaylor series method expansion
function D = dy(x,y) f = x^2+y^2; df = 2*x+2*y*f; d2f = 2+2*(f^2+y*df); d3f = 2*(2*f*df+f*df+y*d2f); ...
fast 6 Jahre vor | 0
| akzeptiert
Frage
taylor series method expansion
I wrote the following code function yb=taylor(f,a,b,ya,n) syms x y; h=(b-a)/n; y(1)=ya; y(2)=f; ht=h.^(0:5)....
fast 6 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Euler method for ODE
I wrote the following code for Euler method function sol=Euler2(fn,a,b,y0,n) h=(b-a)/n; x=a:h:b; y(1)=y0; for k...
fast 6 Jahre vor | 1 Antwort | 0
1
AntwortTaylor series method expansion
The above program is not working for the function f=x^2 + y^2 and giving error as >> f=@(x)x^2+y^2 f = function...
fast 6 Jahre vor | 0
Taylor series method expansion
I wrote the following code for tayler series expansion function yb=taylor(f,a,b,ya,n) syms x y; h=(b-a)/n; y(1)=ya...
fast 6 Jahre vor | 0
Frage
taylor series expansion function call
I have the following code for taylor series method. function yval=taylor(f,x0,y0,xval) h=xval-x0; syms x y; y=zer...
fast 6 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
taylor series method expansion
I am using the following code for taylor series function [T,Y] = taylor(f,a,b,ya,m) h = (b - a)/m; T = zeros(1,m+1)...
fast 6 Jahre vor | 1 Antwort | 0
1
AntwortFrage
taylor series expansion process
help me in writing the code for the following series with the given input values, y',y0,a,b,n <</matlabcentral/answers/upload...
fast 6 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
differentiation for a function
y'=x-y^2 give me the function to get derivative as y'' =1-2*y*y'
fast 6 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Taylor series method expansion
function sol=taylor1(fn,dfn,a,b,y0,n) h=(b-a)/n; x=a+(0:n)*h; y(1)=y0; for k=1:n y(k+1)=y(k)+h*feval(fn,x(k...
fast 6 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
How to write a simple MATLAB code for simplification of if.. else.. code
My program has a vector x=(x1,x2,...xn) and I want to compare xp with the values of the vector x. I wrote the following code i...
fast 6 Jahre vor | 3 Antworten | 0
3
AntwortenFrage
Suppose I have a set of points xi = {x0,x1,x2,...xn} and corresponding function values fi = f(xi) = {f0,f1,f2,...,fn}, how to find derivative
Suppose I have a set of points xi = {x0,x1,x2,...xn} and corresponding function values fi = f(xi) = {f0,f1,f2,...,fn}, where f(x...
fast 6 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How to create a vector with a sequence 1, u, u(u-1), u(u-1)(u-2)....
How to create a vector with a sequence 1, u, u(u-1), u(u-1)(u-2)....
fast 6 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Help with numerical differentiation using difference tables
For the following data x=[1:0.2:2.2] y=[2.7183 3.3201 4.0552 4.9532 6.0496 7.3891 9.0250] help me to write MATLAB cod...
fast 6 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
matlab program for estimating the approximate derivative of f(x) at x=xi using difference tables
matlab program for estimating the approximate derivative of f(x) at x=xi using difference tables
fast 6 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
newton forward interpolation method by using less number of for loops
I wrote the following program for newton forward interpolation method. Can it be written with reduced code using single for loop...
fast 6 Jahre vor | 1 Antwort | 0
1
AntwortFrage
what is the MATLAB function to evaluate ncr value when n is real
what is the MATLAB function to evaluate ncr value when n is real
fast 6 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Generating difference table for Newton interpolation method
I am using the following code to generate forward difference table. diff=yd'; for j=2:n for i=1:n-(j-1) diff(i...
fast 6 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
program for lagranges interpolation method using single for loop
how to program for lagranges interpolation method using single for loop
fast 6 Jahre vor | 1 Antwort | 0
1
AntwortFrage
bisection method error while checking loop with f(p)
function p = bisection(f,a,b) if f(a)*f(b)>0 disp('Wrong choice bro') else p = (a + b)/2; err = ab...
fast 6 Jahre vor | 0 Antworten | 0
0
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