E.V.E
v2023.02.15
 
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◆ ellint_rd

auto eve::ellint_rd = functor<ellint_rd_t>
inlineconstexpr

Header file

#include <eve/module/elliptic.hpp>

Callable Signatures

namespace eve
{
// Regular overload
constexpr auto ellint_rd(floating_value auto x, floating_value auto y, floating_value auto z) noexcept; // 1
// Lanes masking
constexpr auto ellint_rd[conditional_expr auto c](floating_value auto x, floating_value auto y,
floating_value auto z) noexcept; // 2
constexpr auto ellint_rd[logical_value auto m](floating_value auto x, floating_value auto y,
floating_value auto z) noexcept; // 2
Specifies that a type is a Conditional Expression.
Definition conditional.hpp:28
The concept floating_value<T> is satisfied if and only if T satisfies eve::value and the element type...
Definition value.hpp:116
The concept logical_value<T> is satisfied if and only if T satisfies eve::value and the element type ...
Definition value.hpp:132
constexpr auto ellint_rd
elementwise_callable object computing the Carlson's elliptic integral .
Definition ellint_rd.hpp:83
EVE Main Namespace.
Definition abi.hpp:18

Parameters

Return value

  1. the value of \( \mathbf{R}_\mathbf{D}(x, y) = \frac32 \int_{0}^{\infty} \scriptstyle[(t+x)(t+y)]^{-1/2} (t+z)^{-3/2}\scriptstyle\;\mathrm{d}t\) is returned.
  2. The operation is performed conditionnaly

External references

Example

// revision 1
#include <eve/module/elliptic.hpp>
#include <iostream>
eve::wide pf{1.0f, 0.0f, 1.5f, 3.0f};
eve::wide qf{1.0f, 4.0f, 0.2f, 0.5f};
int main()
{
std::cout << "<- pf = " << pf << "\n";
std::cout << "<- qf = " << qf << "\n";
std::cout << "-> ellint_rc(pf, qf) = " << eve::ellint_rc(pf, qf) << "\n";
std::cout << "-> ellint_rc[ignore_last(2)](pf, qf)= " << eve::ellint_rc[eve::ignore_last(2)](pf, qf) << "\n";
std::cout << "-> ellint_rc[qf != 4.0f](pf, qf) = " << eve::ellint_rc[qf != 4.0f](pf, qf) << "\n";
}
constexpr auto ellint_rc
elementwise_callable object computing the degenerate Carlson's elliptic integral .
Definition ellint_rc.hpp:81
Conditional expression ignoring the k last lanes from a eve::simd_value.
Definition conditional.hpp:332
Wrapper for SIMD registers.
Definition wide.hpp:70