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  1. JDK
  2. JDK-8054807

(rand) Random.nextDouble() should be more uniform

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    • Enhancement
    • Resolution: Won't Fix
    • P4
    • None
    • None
    • core-libs
    • None

    Description

      The external evidence suggests we generate denormalized mantissa in Random.nextDouble(), which in turn skews the uniformity:
      http://engineering.medallia.com/blog/2014/08/a-plea-for-an-equal-opportunity-random/

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          relates to

          Sub-task - The sub-task of the issue JDK-8248862 Implement Enhanced Pseudo-Random Number Generators

          • P3 - Major loss of function.
          • Resolved

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              darcy Joe Darcy
              shade Aleksey Shipilev
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                Created:
                Updated:
                Resolved: