NumCpp  2.9.0
A Templatized Header Only C++ Implementation of the Python NumPy Library
nth_root.hpp
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1 #pragma once
29 
32 #include "NumCpp/NdArray.hpp"
33 #include "NumCpp/Utils/powerf.hpp"
34 
35 namespace nc
36 {
37  //============================================================================
38  // Method Description:
45  template<typename dtype1, typename dtype2>
46  double nth_root(dtype1 inValue, dtype2 inRoot) noexcept
47  {
50 
51  return utils::powerf(static_cast<double>(inValue), 1. / static_cast<double>(inRoot));
52  }
53 
54  //============================================================================
55  // Method Description:
62  template<typename dtype1, typename dtype2>
63  NdArray<double> nth_root(const NdArray<dtype1>& inArray, dtype2 inRoot)
64  {
65  NdArray<double> returnArray(inArray.shape());
67  inArray.cend(),
68  returnArray.begin(),
69  [inRoot](dtype1 inValue) noexcept -> double { return nth_root(inValue, inRoot); });
70 
71  return returnArray;
72  }
73 } // namespace nc
#define STATIC_ASSERT_ARITHMETIC(dtype)
Definition: StaticAsserts.hpp:37
const_iterator cbegin() const noexcept
Definition: NdArrayCore.hpp:1221
Shape shape() const noexcept
Definition: NdArrayCore.hpp:4092
const_iterator cend() const noexcept
Definition: NdArrayCore.hpp:1529
iterator begin() noexcept
Definition: NdArrayCore.hpp:1171
OutputIt transform(InputIt first, InputIt last, OutputIt destination, UnaryOperation unaryFunction)
Definition: StlAlgorithms.hpp:784
auto powerf(dtype1 inValue, const dtype2 inPower) noexcept
Definition: Utils/powerf.hpp:49
Definition: Coordinate.hpp:45
double nth_root(dtype1 inValue, dtype2 inRoot) noexcept
Definition: nth_root.hpp:46