# Random Poisson variable is a negative but must be nonnegative!

**URL:** <https://discourse.mc-stan.org/t/random-poisson-variable-is-a-negative-but-must-be-nonnegative/34094>\
**Category:** Modeling\
**Tags:** poisson, fitting-issues\
**Created:** [February 13, 2024, 12:28am UTC](https://discourse.mc-stan.org/t/random-poisson-variable-is-a-negative-but-must-be-nonnegative/34094 "2024-02-13T00:28:48Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![jsocolar](https://yyz2.discourse-cdn.com/flex030/user_avatar/discourse.mc-stan.org/jsocolar/32/2486_2.png) [@jsocolar](https://discourse.mc-stan.org/u/jsocolar)\
**Post date:** [February 13, 2024, 3:52am UTC](https://discourse.mc-stan.org/t/random-poisson-variable-is-a-negative-but-must-be-nonnegative/34094/3 "2024-02-13T03:52:15Z")

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A post was split to a new topic: [N-mixture likelihoods](https://discourse.mc-stan.org/t/n-mixture-likelihoods/34098)

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