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use crate::{
core::prelude::*,
errors::prelude::*,
numeric::prelude::*,
};
/// `ArrayTrait` - Array Hyperbolic functions
pub trait ArrayHyperbolic<N: Numeric> where Self: Sized + Clone {
/// Compute the hyperbolic sine of array elements
///
/// # Examples
///
/// ```
/// use arr_rs::prelude::*;
///
/// let arr = Array::flat(vec![-1., 0., 1.]).unwrap();
/// assert_eq!(Array::flat(vec![-1.1752011936438014, 0., 1.1752011936438014]), arr.sinh());
/// ```
///
/// # Errors
///
/// may returns `ArrayError`
fn sinh(&self) -> Result<Array<N>, ArrayError>;
/// Compute the hyperbolic cosine of array elements
///
/// # Examples
///
/// ```
/// use arr_rs::prelude::*;
///
/// let arr = Array::flat(vec![-1., 0., 1.]).unwrap();
/// assert_eq!(Array::flat(vec![1.5430806348152437, 1., 1.5430806348152437]), arr.cosh());
/// ```
///
/// # Errors
///
/// may returns `ArrayError`
fn cosh(&self) -> Result<Array<N>, ArrayError>;
/// Compute the hyperbolic tangent of array elements
///
/// # Examples
///
/// ```
/// use arr_rs::prelude::*;
///
/// let arr = Array::flat(vec![-1., 0., 1.]).unwrap();
/// assert_eq!(Array::flat(vec![-0.7615941559557649, 0., 0.7615941559557649]), arr.tanh());
/// ```
///
/// # Errors
///
/// may returns `ArrayError`
fn tanh(&self) -> Result<Array<N>, ArrayError>;
/// Compute the inverse hyperbolic sine of array elements
///
/// # Examples
///
/// ```
/// use arr_rs::prelude::*;
///
/// let arr = Array::flat(vec![-1., 0., 1.]).unwrap();
/// assert_eq!(Array::flat(vec![-0.881373587019543, 0., 0.881373587019543]), arr.asinh());
/// ```
///
/// # Errors
///
/// may returns `ArrayError`
fn asinh(&self) -> Result<Array<N>, ArrayError>;
/// Compute the inverse hyperbolic cosine of array elements
///
/// # Examples
///
/// ```
/// use arr_rs::prelude::*;
///
/// let arr = Array::flat(vec![1., 2., 3.]).unwrap();
/// assert_eq!(Array::flat(vec![0., 1.3169578969248166, 1.762747174039086]), arr.acosh());
/// ```
///
/// # Errors
///
/// may returns `ArrayError`
fn acosh(&self) -> Result<Array<N>, ArrayError>;
/// Compute the inverse hyperbolic tangent of array elements
///
/// # Examples
///
/// ```
/// use arr_rs::prelude::*;
///
/// let arr = Array::flat(vec![-1., 0., 1.]).unwrap();
/// assert_eq!(Array::flat(vec![-f64::INFINITY, 0., f64::INFINITY]), arr.atanh());
/// ```
///
/// # Errors
///
/// may returns `ArrayError`
fn atanh(&self) -> Result<Array<N>, ArrayError>;
}
impl <N: Numeric> ArrayHyperbolic<N> for Array<N> {
fn sinh(&self) -> Result<Self, ArrayError> {
self.map(|i| N::from(i.to_f64().sinh()))
}
fn cosh(&self) -> Result<Self, ArrayError> {
self.map(|i| N::from(i.to_f64().cosh()))
}
fn tanh(&self) -> Result<Self, ArrayError> {
self.map(|i| N::from(i.to_f64().tanh()))
}
fn asinh(&self) -> Result<Self, ArrayError> {
self.map(|i| N::from(i.to_f64().asinh()))
}
fn acosh(&self) -> Result<Self, ArrayError> {
self.map(|i| N::from(i.to_f64().acosh()))
}
fn atanh(&self) -> Result<Self, ArrayError> {
self.map(|i| N::from(i.to_f64().atanh()))
}
}
impl <N: Numeric> ArrayHyperbolic<N> for Result<Array<N>, ArrayError> {
fn sinh(&self) -> Self {
self.clone()?.sinh()
}
fn cosh(&self) -> Self {
self.clone()?.cosh()
}
fn tanh(&self) -> Self {
self.clone()?.tanh()
}
fn asinh(&self) -> Self {
self.clone()?.asinh()
}
fn acosh(&self) -> Self {
self.clone()?.acosh()
}
fn atanh(&self) -> Self {
self.clone()?.atanh()
}
}