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Syed Abdul Rafay


Last seen: 6 months ago |  Active since 2022

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Eigen Function for modes of natural frequency
clear all clc syms lambda syms x syms i rhoEpoxy = 1200; Em = 3e+09; R=5; E_L=70e+9; E_r=200e+9; rho_L=2702; rho_r=57...

9 months ago | 1 answer | 0

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answer

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Accuracy of Integral and Integral2 functions
I am using integral functions but I am told the integral functions do have some inaccuracy when used. That's why my answers are ...

10 months ago | 1 answer | 0

1

answer

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For loop problem for matrix
This is my code I am trying to make a matrix where I can record the values when n value changes in columns and when k value chan...

12 months ago | 1 answer | 0

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answer

Question


For Loop for Symbolic
syms lambda syms x syms i R=4; rho_L= 2702; rho_r= 5700; E_L= 70e+9; E_r= 200e+9; nu=3; A=zeros(R+1,R+1); for r=0:R ...

1 year ago | 1 answer | 0

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I need help in Simulink SI Engine
I am trying to modify the simulink built in example. I am modifying SI engine. I added an extra turbo chrager and intercooler bu...

1 year ago | 1 answer | 0

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RK 4 method for ODES
When I run this code it gives me error. I tried to change some value but no luck function RK4(a,b,N) if nargin<3, a=0; b=1; N=...

2 years ago | 1 answer | 0

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Question


Steepest Ascent Method to find maximum
I am looking for a problem in my implementation for steepest ascent method. My answer is in a long equation form with h in it. B...

2 years ago | 0 answers | 0

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answers

Question


Boole's Approximation
I checked my code several times but I can not find the mistake. There is a huge difference between the exact answer and Boole's ...

2 years ago | 1 answer | 0

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Question


Array indices must be positive integers or logical values
clc f1= (-(3/5)*X(1))+((1/4)*X(2))+((1/4)*cos(X(3)))+1.43; f2= ((1/4)*X(1))-((3/5)*X(2))-((1/4)*sin(X(3)))-1.24; f3= ((1/4)*s...

2 years ago | 1 answer | 0

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Question


Non linear Newton iteration method
Can anyone tell me problem in this code? i want to solve newton Iteration method where X(i+1) = x(i)-Jcbi inv*F(i) function NL...

2 years ago | 1 answer | 0

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