`arb_chebyshev_t2_ui, arb_chebyshev_u2_ui`

Synopsis#include <flint/arb.h>

void arb_chebyshev_t2_ui(arb_t a, arb_t b, ulong n, const arb_t x, slong prec)source

void arb_chebyshev_u2_ui(arb_t a, arb_t b, ulong n, const arb_t x, slong prec)source

Set a = T_n(x), b = T_{n-1}(x), respectively a = U_n(x), b = U_{n-1}(x). The outputs a, b and the input x must be distinct objects.

Cite this page

The FLINT team, “arb_chebyshev_t2_ui, arb_chebyshev_u2_ui (arb.h),” FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev, 2026. https://flintlib.org/doc/arb/arb_chebyshev_t2_ui.html (generated 2026-10-20).

@misc{flint-doc-arb-arb-chebyshev-t2-ui,
  author       = {{The FLINT team}},
  title        = {{arb\_chebyshev\_t2\_ui, arb\_chebyshev\_u2\_ui (arb.h)}},
  howpublished = {FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev},
  year         = {2026},
  url          = {https://flintlib.org/doc/arb/arb_chebyshev_t2_ui.html},
  note         = {Generated 2026-10-20}
}

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