[#BloombergLP-bslh-FibonacciBadHashWrapper-k_FIBONACCI_HASH_MULTIPLIER]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslh.adoc[bslh]::xref:BloombergLP/bslh/FibonacciBadHashWrapper.adoc[FibonacciBadHashWrapper]::k&lowbar;FIBONACCI&lowbar;HASH&lowbar;MULTIPLIER
:relfileprefix: ../../../
:mrdocs:

The value corresponds to&colon; &grave; 2&circ;64 &sol; phi &hyphen; 1 &grave; where _phi_ is the Golden Ratio and 1 is subtracted to avoid the value being a multiple of 2 (that would throw away one bit of information from the resultant hash value)&period; See https&colon;&sol;&sol;en&period;wikipedia&period;org&sol;wiki&sol;Hash&lowbar;function&num;Fibonacci&lowbar;hashing&period;

== Synopsis

Declared in `&lt;bslh&lowbar;fibonaccibadhashwrapper&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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static
xref:BloombergLP/bsls/Types/Uint64.adoc[bsls::Types::Uint64] const k&lowbar;FIBONACCI&lowbar;HASH&lowbar;MULTIPLIER = 11400714819323198485ull;
----


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