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use crate::tensor::*;
impl Tensor<f32>{
/// Each element transformed to natural log of that element
///
/// # Example
/// ```
/// use flashlight_tensor::prelude::*;
///
/// let a: Tensor<f32> = Tensor::from_data(&[1.0, 10.0, 100.0], &[3]).unwrap();
///
/// //b =
/// //[1.0, 2.0, 3.0]
/// let b: Tensor<f32> = a.nlog();
///
/// assert_eq!(b.get_data(), &vec!{0.0, 1.0, 2.0})
/// ```
pub fn nlog(&self) -> Tensor<f32>{
let mut return_data = Vec::with_capacity(self.get_data().len());
for i in 0..self.get_data().len(){
return_data.push(self.get_data()[i].log10());
}
Tensor::from_data(&return_data, self.get_shape()).unwrap()
}
/// Each element transformed to natural log of that element
///
/// !Mutates the tensor
///
/// # Example
/// ```
/// use flashlight_tensor::prelude::*;
///
/// let mut a: Tensor<f32> = Tensor::from_data(&[1.0, 10.0, 100.0], &[3]).unwrap();
///
/// // =
/// //[1.0, 2.0, 3.0]
/// a.nlog_mut();
///
/// assert_eq!(a.get_data(), &vec!{0.0, 1.0, 2.0})
/// ```
pub fn nlog_mut(&mut self){
let mut return_data = Vec::with_capacity(self.get_data().len());
for i in 0..self.get_data().len(){
return_data.push(self.get_data()[i].log10());
}
self.set_data(&return_data);
}
/// Each element transformed to log of x of that element
///
/// # Example
/// ```
/// use flashlight_tensor::prelude::*;
///
/// let a: Tensor<f32> = Tensor::from_data(&[1.0, 10.0, 100.0], &[3]).unwrap();
///
/// //b =
/// //[1.0, 2.0, 3.0]
/// let b: Tensor<f32> = a.log(10.0);
///
/// assert_eq!(b.get_data(), &vec!{0.0, 1.0, 2.0})
/// ```
pub fn log(&self, x: f32) -> Tensor<f32>{
let mut return_data = Vec::with_capacity(self.get_data().len());
for i in 0..self.get_data().len(){
return_data.push(self.get_data()[i].log(x));
}
Tensor::from_data(&return_data, self.get_shape()).unwrap()
}
/// Each element transformed to log of x of that element
///
/// !Mutates the tensor
///
/// # Example
/// ```
/// use flashlight_tensor::prelude::*;
///
/// let mut a: Tensor<f32> = Tensor::from_data(&[1.0, 10.0, 100.0], &[3]).unwrap();
///
/// // =
/// //[1.0, 2.0, 3.0]
/// a.log_mut(10.0);
///
/// assert_eq!(a.get_data(), &vec!{0.0, 1.0, 2.0})
/// ```
pub fn log_mut(&mut self, x: f32){
let mut return_data = Vec::with_capacity(self.get_data().len());
for i in 0..self.get_data().len(){
return_data.push(self.get_data()[i].log(x));
}
self.set_data(&return_data);
}
}