Shreen El-Sapa

Last seen: 1 year ago | Active since 2021

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Question

I want to fill color in the circle
Zeta1=10;Zeta2=0.1; %k=0.000001;U=1; %k=1;U=1; %k=3;U=1; k=4;U=1; alpha1=real(sqrt(Zeta1.^2./2+Zeta1.*sqrt(Zeta1.^2-4.*k.^2...

3 years ago | 1 answer | 0

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Question

I want to fill the streamlines with another color and fill also the sphere
subplot(2,2,1) Zeta1=10; %Zeta2=0; k=.000001;U=1; alpha1=(sqrt(Zeta1.^2./2+Zeta1.*sqrt(Zeta1.^2-4.*k.^2)./2)); alpha2=(sqrt(...

3 years ago | 0 answers | 0

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Question

Why the streamlines do not appear around the sphere?
clc a = 1; % radius (m) b = a*2; c = -a*2; n = a*15; % number of intervals % the spherical coordinate solution for a fallin...

3 years ago | 0 answers | 0

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Question

How can I get data from evaluating a function, say y=x^2+5 and put it in table?
How can I get data from evaluating a function, say y=x^2+5 for x=0.1 to 0.9 for 50 points in between and put it in table?

3 years ago | 1 answer | 0

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Question

plot phase angle in radian
subplot(2,2,1) %chi=1; alpha=2; lambda=0.25 %eta=0 p1=0.00139; %eta=10 p2=-0.01262; theta_rad = p1*pi/180; %...

3 years ago | 1 answer | 0

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Question

plot stream lines over sphere near to rigid wall
%subplot(2,2,1) A=[ -0.02351 0.06333 -0.00366 0.00064 -0.00012 0.00002 0.00000 0.00000 0.00000...

3 years ago | 0 answers | 0

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Question

can I find a solution for this integral?
r=sqrt(x.^2+y.^2); theta=atan2(y,x); ab1=1;xi=2;n=10; h=@(t) (t.*(exp(-xi.*(r.*cos(theta)+ab1))-exp(-t.*(r.*cos(theta)+ab1))...

3 years ago | 1 answer | 0

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