[GiNaC-list] 'full' differentiation?

[Christian Bauer]

Hi!

On Wed, Jul 28, 2004 at 05:53:10PM +0200, Ralf Stephan wrote:
> is there an easy way to get 'full' differentiation, ie, of all
> variables, instead of only the main variable?  Example: Given symbols x,u,
> diff(x/u, x) would then produce (u-u'x)/u^2.

You would need to define 'u' as a function.

Bye,
Christian

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