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Student Support Forum: 'RSolve, wrong solution' topicStudent Support Forum > General > "RSolve, wrong solution"

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Jankonyex
12/27/08 10:09am

I use "RSolve" to solve:
a[n]-a[n-1]==b[n]
a[n]-a[n-1]==n
and it gives me:
b[n]->n+1
obviously wrong!

step:
RSolve[{a[n]-a[n-1]==b[n],a[n]-a[n-1]==n},{a[n],b[n]},n][[1,2]]

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Subject (listing for 'RSolve, wrong solution')
Author Date Posted
RSolve, wrong solution Jankonyex 12/27/08 10:09am
Re: RSolve, wrong solution Xavier 12/30/08 05:35am
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