discretization of these differential equations

[bx93tn]

hi everybody
i want the discretization of these differential equations by the finite difference method (Finite difference method) and by the finite volume method (finite volume method) with fortran

i am in a hurry, so please help me out
thank you in advance
cordially

 

[MJCronin]

Sounds to me like you are trying to meet some kind of Homework deadline ....

Is that true ???

MJCronin
Sr. Process Engineer

 

[bx93tn]

not at all sir,
i really trying to solve this,
i am not a student any more, so if you can help, welcome to any suggestion

 

[Artisi]

"So long it's been good to know you" - not!

It is a capital mistake to theorise before one has data. Insensibly one begins to twist facts to suit theories, instead of theories to suit facts. (Sherlock Holmes - A Scandal in Bohemia.)

 

[IRstuff]

Did your Wikipedia subscription lapse?

https://en.wikipedia.org/wiki/Finite_difference

https://en.wikipedia.org/wiki/Finite_volume_method

TTFN (ta ta for now)
I can do absolutely anything. I'm an expert!

https://www.youtube.com/watch?v=BKorP55Aqvg

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[bx93tn]

sound like no one can help me here, i am in hurry but everyone send me something irrelevant to the question ,
i need the solution of this as quickly as possible in FORTRAN
thank you again