NumCpp  2.6.2
A Templatized Header Only C++ Implementation of the Python NumPy Library
expm1.hpp
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1 
28 #pragma once
29 
32 #include "NumCpp/NdArray.hpp"
33 
34 #include <cmath>
35 
36 namespace nc
37 {
38  //============================================================================
39  // Method Description:
49  template<typename dtype>
50  auto expm1(dtype inValue) noexcept
51  {
53 
54  return std::exp(inValue) - dtype{ 1 };
55  }
56 
57  //============================================================================
58  // Method Description:
68  template<typename dtype>
69  auto expm1(const NdArray<dtype>& inArray)
70  {
71  NdArray<decltype(expm1(dtype{0}))> returnArray(inArray.shape());
72 
73  stl_algorithms::transform(inArray.cbegin(), inArray.cend(), returnArray.begin(),
74  [](dtype inValue) noexcept -> auto
75  {
76  return expm1(inValue);
77  });
78 
79  return returnArray;
80  }
81 } // namespace nc
#define STATIC_ASSERT_ARITHMETIC_OR_COMPLEX(dtype)
Definition: StaticAsserts.hpp:50
Holds 1D and 2D arrays, the main work horse of the NumCpp library.
Definition: NdArrayCore.hpp:72
const_iterator cbegin() const noexcept
Definition: NdArrayCore.hpp:1270
Shape shape() const noexcept
Definition: NdArrayCore.hpp:4483
const_iterator cend() const noexcept
Definition: NdArrayCore.hpp:1614
iterator begin() noexcept
Definition: NdArrayCore.hpp:1214
OutputIt transform(InputIt first, InputIt last, OutputIt destination, UnaryOperation unaryFunction)
Definition: StlAlgorithms.hpp:702
Definition: Coordinate.hpp:45
auto expm1(dtype inValue) noexcept
Definition: expm1.hpp:50
auto exp(dtype inValue) noexcept
Definition: exp.hpp:51