Math: Permutation question need help
Difference between en1 and en2, changed 69 character(s)
I am trying to find the number of integral solution to the given equation ↵
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 **x1+x2+x3+x4=n**   given that  **x1>x2>x3>x4**↵
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But could not figure out any mathematical formula to it. If someone knows how to solve it please help↵
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**UPD:** xi>=0 (all number are greater than or equal to zero)↵
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Thanks

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en2 English singhpriyank 2020-05-08 14:47:47 69 Tiny change: 'ase help\n**UPD:**' -> 'ase help\n\n\n**UPD:**'
en1 English singhpriyank 2020-05-08 13:01:10 277 Initial revision (published)