RFR: 8310033: Clarify return value of Java Time compareTo methods [v2]

[Joe Darcy]

On Tue, 20 Jun 2023 20:54:43 GMT, Jens Lidestrom <duke at openjdk.org> wrote:

> > A positive number is any number that is greater than 0. **Unlike positive integers**, which include 0
> 
> math.net seems pretty alone in this. I find the notion bizarre. There seems to be an overwhelming majority of sources that consider 0 to be neither negative nor positive.

Yes, all the math conventions I'm aware of is that integer zero is neither positive nor negative. For example, the signum method returns 0 for 0, -1 for negative values, and 1 for positive values.

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PR Comment: https://git.openjdk.org/jdk/pull/14479#issuecomment-1609877890