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vipul kumar


Last seen: 1年以上 前 |  2020 年からアクティブ

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Constant calculated by Simpson's method is not giving correct result, whilst when i give direct numerical value, the code is runnung.
Hello everyone, I am stuck at this little error for a while now. Following is a code for population dynamics of a four level sys...

1年以上 前 | 1 件の回答 | 0

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Code not giving correct result when constants are given of the order of 10^-10, whilst when i give constant of the order of 10, it runs.
Following is the code for solving coupled diff eqn using rk4, it is for pupulation dynamics of a two level laser system. Here th...

約2年 前 | 1 件の回答 | 0

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polyxpoly to find intersection
i have two curves as given in the code 'p' and 'q' for diffeent values of 'x' the curves intersect at different points. Can anyo...

5年弱 前 | 1 件の回答 | 0

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use of polyxpoly to find roots
I have used this code to find the roots but it is giving an error. clc clf b=linspace(0,1); x=8; p= x.*(sqrt(1-b)).*(((...

5年弱 前 | 1 件の回答 | 0

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coupled differential equation with constant coefficients
here 'kappa' and 'sigma' are constants. The boundary conditions are; R(-1)=1 S(1)=0 kappa=1. I tried it using dsolve but t...

5年弱 前 | 1 件の回答 | 0

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am trying to plot P and Q but the matrix dimensions seems to disagree with me.
clc clf qmod = @(a) abs((k*exp(-2*(-(a + k)*(a - k))^(1/2))*(a/k - ((-(a + k)*(a - k))^(1/2)*1i)/k)*1i)/(exp(-2*(-(a + k)*(a...

5年弱 前 | 1 件の回答 | 0

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