# The "Natural" Exponential "e" in Julia

**URL:** <https://discourse.julialang.org/t/the-natural-exponential-e-in-julia/27999>\
**Category:** New to Julia\
**Created:** [August 26, 2019, 1:39pm UTC](https://discourse.julialang.org/t/the-natural-exponential-e-in-julia/27999 "2019-08-26T13:39:14Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![Luigi\_Marongiu](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/luigi_marongiu/32/7909_2.png) [@Luigi\_Marongiu](https://discourse.julialang.org/u/Luigi_Marongiu)\
**Post date:** [August 26, 2019, 1:39pm UTC](https://discourse.julialang.org/t/the-natural-exponential-e-in-julia/27999/1 "2019-08-26T13:39:14Z")

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Hello,  
how can i compute

> e^2x

in Julia?

---

<div class="post-metadata">

**Author:** ![mbauman](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/mbauman/32/31082_2.png) [@mbauman](https://discourse.julialang.org/u/mbauman)\
**Post date:** [August 26, 2019, 1:42pm UTC](https://discourse.julialang.org/t/the-natural-exponential-e-in-julia/27999/2 "2019-08-26T13:42:14Z")

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```julia
ℯ^2x

```

That’s using the unicode `ℯ`, written `\euler`tab. Or you can just do `exp(2x)`.