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Tamour

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These are questions asked by Tamour

"I am facing error in loops"...

Tamour 25 Maple 2015
student recursion
January 21 2022
2 0

Hello;

I am facing "Error, too many levels of recursion" in loops. kindly guide me. Thanks

 

1D1P.mw


 

> 

restart; printlevel := 3
> 

restart; with(LinearAlgebra); with(linalg); with(CodeGeneration); with(plots); Digits := 30; `ε` := 0.1e-1; k := .5; m := 1; c := 1; q := 1
> 

L[time] := 1:

.200000000000000000000000000000

  

.200000000000000000000000000000

  

.200000000000000000000000000000

 (1)
> 

``
> 

ICff := 1.0*exp(-p^2/(2.0))*(1.0+epsilon*cos(1.0*k*x))/sqrt(2.0*Pi):
> 

for i from 0 while i <= N[x] do for j from 0 while j <= N[p] do f[0, i, j] := eval(ICff, [x = i*`&Delta;x`, p = j*`&Delta;p`]) end do end do:
> 

for n from 0 while n <= T do for j from 0 while j <= N[p] do f[n, 0, j] := 0; f[n, N[x], j] := 0 end do end do:
> 

for n from 0 while n <= T do for i from 0 while i <= N[x] do f[n, i, 0] := 0; f[n, i, N[p]] := 0 end do end do:
> 

``
> 

for n1 from 0 while n1 <= T-1 do for i1 while i1 <= N[x] do for j1 while j1 <= N[p] do f[n1+1, i1, j1] := f[n1, i1, j1]-`&Delta;t`*j1*`&Delta;p`*(f[n1+1, i1+1, j1]-f[n1+1, i1-1, j1]+f[n1, i1+1, j1]-f[n1, i1-1, j1])/((4*`&Delta;x`)*(1.0)) end do end do end do

Error, too many levels of recursion

  
> 


 

How can i fix my bytes issue?...

Tamour 25 Maple
performance timing codetools
December 31 2020
2 1

Hello everyone;

There is itterative scheme and i have written a code. I want to know time and bytes used in each itteration. I have used the command "Usage" and code is showning results which are not right i thin becasue momery used should increase with itterations i.e., computaion is increasing so. CPU time is alos a issue here in my code.

Note: Code is also uploaded.

Thanks in advance. 

Extra Things Appear in Solving System of...

Tamour 25 Maple
fsolve
August 11 2020
1 1

Hello Everyone

I am working on an itteraative scheme. Durring this i am solving system of algebric equation using fsolve command. In the first itteration all is ok but in second itteration it also produce some extra thing which create problems. Anybode can see this please. I am much worried about it. Thanks i advance.

Evaluation of Double Integral...

Tamour 25 Maple 2015
integration
July 31 2020
3 9

Hello Everyone
My maple is evaluating the following provided in figure. I have  attached MAPLE file. Kindly help me to solve this. Thanks in advance.

question.mw

Export Data from Maple to .dat file...

Tamour 25 Maple
loop export exportmatrix
February 11 2020
3 0

Hello Everyone;
I need to generate muplipal .dat files using loop with different names as shown as figure. Can any body hel me? I am waiting for your kind respinse. Thanks in advance