Tamas K. Papp comments

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                                            Tamas K. Papp

feature request: unicode in source

@ariddell: The table was accurate, but since not all Stan interfaces work the way that R/Julia does, I extended it with the information that is probably most relevant: whether the...

feature request: unicode in source

Indeed UTF8 comments work fine, and I have been using them for a while. Made a clarification in the issue.

distinct types for positive and negative (Real) infinity

Sure. Should I just extend `Infinity` with a type parameter for the sign bit?

distinct types for positive and negative (Real) infinity

@dlfivefifty: I am kind of done with this change, but before making a PR, I thought I would ask if I should *keep* `RealInfinity`, or remove it. TBH, I think...

distinct types for positive and negative (Real) infinity

Just to clarify: I am not planning to touch anything other than `Infinity` (extend) and `RealInfinity` (remove) in the upcoming PR. They can be renamed later on as far as...

distinct types for positive and negative (Real) infinity

For my purposes, it does not have to be, but it is fine if it is. You decide.

distinct types for positive and negative (Real) infinity

Thanks for the feedback, this is sufficient for me to complete the PR, I hope to finish it soon.

logaddexp introduces NaNs for non-finite values

Conceptually, I would be OK with `logaddexp(a, b) === b` whenever `a

Add `loglogistic`, `logitexp`, `log1mlogistic` and `logit1mexp`

Feel free to remove them. Thanks for the ping!

sumlog

I am skeptical about including this functionality. I agree that in some contexts (eg likelihood / posterior density calculations) users sum log densities, but usually they make a best effort...