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Update CHANGELOG.md
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AAAlvesJr authored Jul 12, 2020
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Expand Up @@ -9,14 +9,14 @@ From Random123 (see: *John K. Salmon and others, (2011) "Parallel random numbers
2) *Ars*
3) *Threefry*

*Squares* PRNG ( see: *Widynski, Bernard (2020). "Squares: A Fast Counter-Based RNG"*. https://arxiv.org/abs/2004.06278v2 ) is also provided from this version
in two versions:
*Squares* PRNG ( see: *Widynski, Bernard (2020). "Squares: A Fast Counter-Based RNG"*. https://arxiv.org/abs/2004.06278v2 ), are available from now, in two versions:

1) *Squares3*
2) *Squares4*

All the new generators belong to the *count-based family* and passes BigCrush (TestU01) and other tests without any failure and provide very long periods (2^64 -1 or higher).
Squares3, Squares4 and Philox are way faster then the any option available in the previous releases. Ars and Threefry are competitive, being most of the time slightly faster.
All the new generators belong to the *count-based family*, have excelent statistical properties, passing BigCrush (TestU01) and other tests easily, without any failure. All implementations provide very long periods (2^64 -1 or higher). For Squares{3,4}, users get a set of 2500 precalculated seeds for generation of sequences (streams) without statistical artifacts among them (all credits to Bernard Widynski!).

In summary, ***Squares3, Squares4 and Philox are way faster*** then the any option available in the previous releases. Ars and Threefry are competitive, being most of the time slightly faster.

**From this release, the defaut PRNG in Hydra is set to hydra::squares3**.

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