Check exponent range #179
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Check exponent range #179
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ptaffet
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Jun 28, 2022
ptaffet
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Looks good. I didn't check all the existing prices, but this does prevent any new prices with strange exponents. The value is only used when creating a price, so I don't see any potential unintended consequences of this change.
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Bound the range on price account exponents
8 >= expo >= -8such the the EMA computation can't lose too much precision.I also verified that all existing price accounts have exponents between -3 and -8 (inclusive).