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pritha


Last seen: 6 months ago |  Active since 2022

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A quatity is being solved by a self consistent integration
How to find Z from the below equation here \mathcal{P} means the principal value integration. I was tried in the following wa...

7 months ago | 1 answer | 0

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Question


time -independent-Schrodinger-like-1D-pde
I have [-\nabla^2+ (h*G(x)+H(x)) ] y(x) = h^2 y(x), where, for a range of x values, G(x) and H(x) values are known (not their fu...

10 months ago | 1 answer | 0

1

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Question


Condition based integration in MatLab
I have an integration : Int(rp.^2.*G(r,rp)*drp) where the integration is with respect to rp and the limit is on rp : 0->inf and ...

11 months ago | 1 answer | 0

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Question


Operator '*' is not supported for operands of type 'function_handle'
clear all; clc; r_value = 0:.01:.6; r1 = r_value(:); Z = []; for i = 1 : length(r1) r = r1(i); i; Z = [Z;f...

1 year ago | 1 answer | 0

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Question


Integration using Green's function in MatLab
I have an integration phi(r)= int_0^{inf} (r'^2 * dr' * G(r,r') * S(r')) where G(r,r') = 1/(2*m*r*r')*(exp(-m*(r-r')) - exp(-...

1 year ago | 1 answer | 0

1

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Question


fzero coupled with ode45
I'm getting, the following comments while trying to solve .... rspan = [0 10]; y0 =[0 0 0 0 0 0 0 0]; [r,y] = ode45(@(r,y) f...

2 years ago | 1 answer | 0

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Question


Solving a nonlinear equation using fsolve. cant reach at perfect result. output showing some error written below.
Where M*_N = m - (a*sigma) Equation solved. fsolve completed because the vector of function values is near zero as measured b...

3 years ago | 1 answer | 0

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answer