Rewrite BigDecimal#sqrt in ruby using Integer.sqrt - #323

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tompng wants to merge 6 commits into

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tompng:sqrt_in_ruby

Commits on Jul 18, 2025

Rewrite BigDecimal#sqrt in ruby using Integer.sqrt
tompng
committed
b7dfb3b
Add a fast path for sqrt when sqrt is an exact value
tompng
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b1826f2
Use BigDecimal("1e#{n}") instead of ten**n to make calculation faster
tompng
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03400c1
Tweak fast path exponent calculation and add more tests
tompng
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7338d17
Remove unused VpConstPt5 used in sqrt before
tompng
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7de5f52
pend sqrt test in older version of truffleruby
tompng
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2ee3a3b