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a_simsim

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These are answers submitted by a_simsim

numerical inversion...

a_simsim 120
May 31 2018
1 1

Uhhh, it looks fairly complicated. It is throughout possible, that there is no closed form solution. A possibble solution could be a numerical inversion. Several algorithms are available, e.g. the Stehfest algorithm, the Den Iseger algorithm, etc.

Dear Graham thank you very much, I'll co...

a_simsim 120
November 22 2011
0 0

Dear Graham thank you very much, I'll contact you.

best regards

Andras

custom component...

a_simsim 120
November 22 2011
0 0

Dear Graham thank you very much, I'll contact you.

very best regards

Andras

The solution is: add() i=1..40 should be...

a_simsim 120
March 16 2011
0 0

The solution is: add() i=1..40 should be used in eq.1 instead of the greek sum sign.

Andras

I think the file upload failed, so here ...

a_simsim 120
March 15 2011
0 0

I think the file upload failed, so here is the content itself:



 

Specify dimensionless radius:

======================

 

Specify the root equation

=====================

 

 

Initialize the root finding package.

==========================

 

Specify an array (a) with 40 members for the roots.

======================================

 


 

 

Find roots for the given rD.

====================

 

 

   

 

Now specify the qD function.

======================

 

(1)

 

Now try to plot qD(tD)

==================

 

Error, (in qD) unsupported type of index, i

  



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