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Function std.complex.norm
Extracts the norm of a complex number.
Parameters
Name | Description |
---|---|
z | A complex number |
Returns
The squared magnitude of z
.
Example
import std .math .operations : isClose;
import std .math .constants : PI;
writeln(norm(complex(3.0, 4.0))); // 25.0
writeln(norm(fromPolar(5.0, 0.0))); // 25.0
assert(isClose(norm(fromPolar(5.0L, PI / 6)), 25.0L));
assert(isClose(norm(fromPolar(5.0L, 13 * PI / 6)), 25.0L));
Authors
Lars Tandle Kyllingstad, Don Clugston
License
Copyright © 1999-2022 by the D Language Foundation | Page generated by ddox.