Trigonometric function

Functions
template<class E >
auto	xt::sin (E &&e) noexcept -> detail::xfunction_type_t< math::sin_fun, E >
	Sine function.
template<class E >
auto	xt::cos (E &&e) noexcept -> detail::xfunction_type_t< math::cos_fun, E >
	Cosine function.
template<class E >
auto	xt::tan (E &&e) noexcept -> detail::xfunction_type_t< math::tan_fun, E >
	Tangent function.
template<class E >
auto	xt::asin (E &&e) noexcept -> detail::xfunction_type_t< math::asin_fun, E >
	Arcsine function.
template<class E >
auto	xt::acos (E &&e) noexcept -> detail::xfunction_type_t< math::acos_fun, E >
	Arccosine function.
template<class E >
auto	xt::atan (E &&e) noexcept -> detail::xfunction_type_t< math::atan_fun, E >
	Arctangent function.
template<class E1 , class E2 >
auto	xt::atan2 (E1 &&e1, E2 &&e2) noexcept -> detail::xfunction_type_t< math::atan2_fun, E1, E2 >
	Artangent function, using signs to determine quadrants.

Detailed Description

Function Documentation

acos()

template<class E >

auto xt::acos ( E && e ) -> detail::xfunction_type_t<math::acos_fun, E>

inlinenoexcept

Arccosine function.

Returns an xfunction for the element-wise arccosine of e.

Parameters

e	an xexpression

Returns

an xfunction

Definition at line 1355 of file xmath.hpp.

asin()

template<class E >

auto xt::asin ( E && e ) -> detail::xfunction_type_t<math::asin_fun, E>

inlinenoexcept

Arcsine function.

Returns an xfunction for the element-wise arcsine of e.

Parameters

e	an xexpression

Returns

an xfunction

Definition at line 1340 of file xmath.hpp.

atan()

template<class E >

auto xt::atan ( E && e ) -> detail::xfunction_type_t<math::atan_fun, E>

inlinenoexcept

Arctangent function.

Returns an xfunction for the element-wise arctangent of e.

Parameters

e	an xexpression

Returns

an xfunction

Definition at line 1370 of file xmath.hpp.

atan2()

template<class E1 , class E2 >

auto xt::atan2 ( E1 && e1, E2 && e2 ) -> detail::xfunction_type_t<math::atan2_fun, E1, E2>

inlinenoexcept

Artangent function, using signs to determine quadrants.

Returns an xfunction for the element-wise arctangent of e1 / e2, using the signs of arguments to determine the correct quadrant.

Parameters

e1	an xexpression or a scalar
e2	an xexpression or a scalar

Returns

an xfunction

Note

e1 and e2 can't be both scalars.

Definition at line 1388 of file xmath.hpp.

cos()

template<class E >

auto xt::cos ( E && e ) -> detail::xfunction_type_t<math::cos_fun, E>

inlinenoexcept

Cosine function.

Returns an xfunction for the element-wise cosine of e (measured in radians).

Parameters

e	an xexpression

Returns

an xfunction

Definition at line 1310 of file xmath.hpp.

sin()

template<class E >

auto xt::sin ( E && e ) -> detail::xfunction_type_t<math::sin_fun, E>

inlinenoexcept

Sine function.

Returns an xfunction for the element-wise sine of e (measured in radians).

Parameters

e	an xexpression

Returns

an xfunction

Definition at line 1295 of file xmath.hpp.

tan()

template<class E >

auto xt::tan ( E && e ) -> detail::xfunction_type_t<math::tan_fun, E>

inlinenoexcept

Tangent function.

Returns an xfunction for the element-wise tangent of e (measured in radians).

Parameters

e	an xexpression

Returns

an xfunction

Definition at line 1325 of file xmath.hpp.