[Maxima] how do I get rk to do anything?
Daniel.L.Solomon at nasa.gov
Wed Jan 24 14:26:05 CST 2007
OK, now that I am loading dynamics, first, rk fails:
Maxima is unable to evaluate the predicate:
the double bracket business concerns me. init is a 3 vector. What
is [[0, init]] ?
On Jan 24, 2007, at 12:13 PM, Daniel Lakeland wrote:
> On Wed, Jan 24, 2007 at 12:02:55PM -0500, Dan Solomon wrote:
>> I have prepared a 3 vector, dxdt, a function of x, and an initial
>> vector (called init). Then I issue
>> and maxima responds by typing out
>> rk (the functional definition of dxdt, x, init, [t,0,.1,1.])
>> how do i get it to give me an answer?
> you have to "load(dynamics);" before issing the rk command.
> Daniel Lakeland
> dlakelan at street-artists.org
> Maxima mailing list
> Maxima at math.utexas.edu
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