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version 2.109.1

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Function std.complex.arg

T arg(T) (
  Complex!T z
) pure nothrow @nogc @safe;

Parameters

NameDescription
z A complex number.

Returns

The argument (or phase) of z.

Example

import std.math.constants : PI_2, PI_4;
writeln(arg(complex(1.0))); // 0.0
writeln(arg(complex(0.0L, 1.0L))); // PI_2
writeln(arg(complex(1.0L, 1.0L))); // PI_4

Authors

Lars Tandle Kyllingstad, Don Clugston

License

Boost License 1.0