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October 28th, 2010, 01:21 PM   #1
Joined: Oct 2010

Posts: 30
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very hard question

could someone help with this please,

Let k be a non-negative integer. How many distinct integer-valued vectors (n1, n2, . . . , nr) are there which satisfy both of the following constraints?

nj ?k for all j=1,2,...,r
n1 + n2 + + nr = n.
riotsandravess is offline  

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hard, question

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