`qfb_discriminant`

Synopsis#include <flint/qfb.h>

void qfb_discriminant(fmpz_t D, qfb_t f)source

Sets $D$ to the discriminant $b^2 - 4ac$ of $f = (a, b, c)$ .

Cite this page

The FLINT team, “qfb_discriminant (qfb.h),” FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev, 2026. https://flintlib.org/doc/qfb/qfb_discriminant.html (generated 2026-11-02).

@misc{flint-doc-qfb-qfb-discriminant,
  author       = {{The FLINT team}},
  title        = {{qfb\_discriminant (qfb.h)}},
  howpublished = {FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev},
  year         = {2026},
  url          = {https://flintlib.org/doc/qfb/qfb_discriminant.html},
  note         = {Generated 2026-11-02}
}

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