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Function std.math.isIdentical
Is the binary representation of x identical to y?
Same as ==, except that positive and negative zero are not identical, and two s are identical if they have the same 'payload'.
Prototype
bool isIdentical( real x, real y ) pure nothrow @nogc @trusted;
Authors
Walter Bright, Don Clugston, Conversion of CEPHES math library to D by Iain Buclaw