log
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constexpr double log(const Complex &z) noexcept
Returns the complex natural logarithm function [1] of a complex number \(z\).
Parameters
- const Complex &z
A complex number.
Returns
- type Complex
A complex number.
The logarithm of a complex number is defined as:
\[\DeclareMathOperator\arg{arg}
\log(z) = \ln(|z|) + i\arg(z)\]
Example
Complex z = 3 + 4_j;
std::cout << log(z) << "\n";
Output:
1.60944 + 0.927295j
References