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Results tagged with numerical-integration
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user 85185
Questions on the use of numerical functions NIntegrate and NDSolve.
3
votes
2
answers
285
views
Integrate function is not giving answer
Integrate[((3.4641 (0.866025 +
r (-0.288675 + Sqrt[1 - 2/r + 0.01 r^2])))/(r^3 Sqrt[
1 - 2/r + 0.01 r^2] \[Omega])),{r,a,b}]
This is not giving the answer. Can anyone please explain why?
- 197
0
votes
1
answer
117
views
Integrate is not working [closed]
Integrate[((Sqrt[3] d (d + (\[Pi]^(-d/2)
r^-d ((2.309401076758503` - 1.1547005383792515` d) \[Pi]^(d/2) r^
d + (-25.719005343255322` + 25.719005343255322` d) r^3 Gamma[
1/2 (-1 + d …
- 197
2
votes
2
answers
199
views
Integration is not working
This integration is not giving an answer. can anyone please help?
Integrate[-((0.5 Sqrt[(-0.008 + 0.08 r^2 - 3. r^3 + r^4)/
r^4] (-0.0000853333 + 0.00128 r^2 - 0.024 r^3 - 0.0170667 r^4 +
…
- 197
1
vote
1
answer
64
views
I want to evaluate this function in this way but not getting the desired answer. Can anyone ...
I am trying to do the integration in this way. This is just an example but I want to do something like this, the output of the first integration will be in the second integration. I hope it is clear f …
- 197
0
votes
0
answers
93
views
How to solve boundary value problem?
Is it possible to solve a boundary value problem like this?
f1[y_?NumericQ] :=
NIntegrate[
Sqrt[t + (0.001686429/2) t^2]/(1 + Exp[t - y]), {t, 0, Infinity},
MaxRecursion -> 100]
f2[y_?NumericQ] …
- 197
4
votes
3
answers
177
views
How to numerically solve a differential equation which has integration in it?
I am trying to solve the following differential equation which has integration in it. It is not giving any results. Can anyone help?
F[t_, k_, \[Chi]_, x_] :=
t^k*Sqrt[1 + (1817/2) t]/(1 + Exp[t - …
- 197