NumCpp  2.11.0
A Templatized Header Only C++ Implementation of the Python NumPy Library
logb.hpp
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1 #pragma once
29 
30 #include <cmath>
31 #include <complex>
32 
35 #include "NumCpp/NdArray.hpp"
36 
37 namespace nc
38 {
39  //============================================================================
40  // Method Description:
48  template<typename dtype>
49  auto logb(dtype inValue, dtype inBase) noexcept
50  {
52 
53  return std::log(inValue) / std::log(inBase);
54  }
55 
56  //============================================================================
57  // Method Description:
65  template<typename dtype>
66  auto logb(const NdArray<dtype>& inArray, dtype inBase)
67  {
68  NdArray<decltype(logb(dtype{ 0 }, dtype{ 0 }))> returnArray(inArray.shape());
70  inArray.cbegin(),
71  inArray.cend(),
72  returnArray.begin(),
73  [inBase](dtype inValue) noexcept -> auto{ return logb(inValue, inBase); });
74 
75  return returnArray;
76  }
77 } // namespace nc
#define STATIC_ASSERT_ARITHMETIC_OR_COMPLEX(dtype)
Definition: StaticAsserts.hpp:56
Holds 1D and 2D arrays, the main work horse of the NumCpp library.
Definition: NdArrayCore.hpp:138
const_iterator cbegin() const noexcept
Definition: NdArrayCore.hpp:1318
const_iterator cend() const noexcept
Definition: NdArrayCore.hpp:1626
iterator begin() noexcept
Definition: NdArrayCore.hpp:1268
const Shape & shape() const noexcept
Definition: NdArrayCore.hpp:4464
OutputIt transform(InputIt first, InputIt last, OutputIt destination, UnaryOperation unaryFunction)
Definition: StlAlgorithms.hpp:775
Definition: Cartesian.hpp:40
auto log(dtype inValue) noexcept
Definition: log.hpp:50
auto logb(dtype inValue, dtype inBase) noexcept
Definition: logb.hpp:49