Kent:
Thanks, I wasn't aware of the rhs function in maxima.
Ken
On Wednesday, April 3, 2013 3:42:12 PM UTC-4, Kent Morrison wrote:
>
>
>
> On Tuesday, April 2, 2013 2:58:43 PM UTC-7, Ken Levasseur wrote:
>>
>> Hello,
>>
>> I've been trying to solve recurrence relations and managed to find the
>> solve_rec in maxima. For example, when I evaluate
>>
>> sol=maxima('solve_rec(a[n+2]+a[n+1]-2*a[n]=0,a[n],a[0]=1,a[1]=3)')
>>
>> the value of sol is
>>
>> a[n]=(-2)^(n+1)/3+5/3
>>
>>
>>
>> Now what I'd like to do is define a Sage function that matches this
>> output. I haven't been about to do so. Anyone know how?
>>
>> Ken Levasseur
>> UMass Lowell
>>
>>
>> You can define a Sage function by grabbing the right hand side of sol
>
> a(n) = maxima('rhs(sol)')
>
>
>
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