# Inconsistent behavior of \`sum\`,\`mean\` (and probably others) on different collection types

**URL:** <https://discourse.julialang.org/t/inconsistent-behavior-of-sum-mean-and-probably-others-on-different-collection-types/1167>\
**Category:** Internals & Design\
**Created:** [December 27, 2016, 7:11pm UTC](https://discourse.julialang.org/t/inconsistent-behavior-of-sum-mean-and-probably-others-on-different-collection-types/1167 "2016-12-27T19:11:45Z")\
**Posts on this page:** 1\
**Showing post:** 20

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**Author:** ![StefanKarpinski](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/stefankarpinski/32/24_2.png) [@StefanKarpinski](https://discourse.julialang.org/u/StefanKarpinski)\
**Post date:** [December 28, 2016, 3:04pm UTC](https://discourse.julialang.org/t/inconsistent-behavior-of-sum-mean-and-probably-others-on-different-collection-types/1167/20 "2016-12-28T15:04:04Z")

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2 posts were split to a new topic: [Was: Inconsistent behavior of `sum` and `mean`](https://discourse.julialang.org/t/was-inconsistent-behavior-of-sum-and-mean/1186)

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_[View the full topic](https://discourse.julialang.org/t/inconsistent-behavior-of-sum-mean-and-probably-others-on-different-collection-types/1167)._