# What are vmin and vmax?

**URL:** <https://discourse.julialang.org/t/what-are-vmin-and-vmax/56592>\
**Category:** Visualization\
**Tags:** makie, makielayout\
**Created:** [March 5, 2021, 9:44pm UTC](https://discourse.julialang.org/t/what-are-vmin-and-vmax/56592 "2021-03-05T21:44:41Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![jzr](https://avatars.discourse-cdn.com/v4/letter/j/eb9ed0/32.png) [@jzr](https://discourse.julialang.org/u/jzr)\
**Post date:** [March 5, 2021, 9:44pm UTC](https://discourse.julialang.org/t/what-are-vmin-and-vmax/56592/1 "2021-03-05T21:44:42Z")

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What does the `v` in `vmin` and `vmax` stand for, in the [get\_ticks](http://makie.juliaplots.org/stable/makielayout/laxis.html#Modifying-Ticks) function signature?

What do they mean and how are they calculated?

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**Author:** ![jules](https://avatars.discourse-cdn.com/v4/letter/j/41988e/32.png) [@jules](https://discourse.julialang.org/u/jules)\
**Post date:** [March 5, 2021, 10:02pm UTC](https://discourse.julialang.org/t/what-are-vmin-and-vmax/56592/2 "2021-03-05T22:02:05Z")

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The low and high limit values, between which you look for ticks