### D.4.30 realrad_lib

Library:
  realrad.lib
Purpose:
  Computation of real radicals
Author :
  Silke Spang

Overview:
  Algorithms about the computation of the real
  radical of an arbitrary ideal over the rational numbers and transcendetal extensions thereof

Procedures:

> D.4.30.1 realpoly |  | Computes the real part of the univariate polynomial f
> D.4.30.2 realzero |  | Computes the real radical of the zerodimensional ideal j
> D.4.30.3 realrad |  | Computes the real radical of an arbitrary ideal over transcendental extension of the rational numbers

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