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7.7.19.0. diffRat
Procedure from library dmodloc.lib (see dmodloc_lib).

Usage:
diffRat(v,j); v vector, j int

Assume:
Assume that v has exactly two components, second one not 0.

Return:
vector, representing rational function derivative of rational function (v[1]/v[2]) w.r.t. var(j)

Note:
Possibly present non-commutative relations of the basering are ignored.

Example:
 


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            User manual for Singular version 3-1-6, Dec 2012, generated by texi2html.