Quaternion type: Difference between revisions

=={{header|Elena}}==

{{trans|C#}}

<lang elena>import system'math;

import extensions;

import extensions'text;

{

rprop real A;

= (A == q.A) && (B == q.B) && (C == q.C) && (D == q.D);

= new StringWriter().printFormatted("Q({0}, {1}, {2}, {3})",A,B,C,D);

}