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D.4.15.7 closureFrac
Procedure from library normal.lib (see normal_lib).
- Usage:
- closureFrac (L); L a list of size n+1 as in the result of
primeClosure, L[n] contains an additional polynomial f
- Create:
- a list fraction of two elements of L[1], such that
f=fraction[1]/fraction[2] via the injections phi L[i]-->L[i+1].
Example:
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