# Why I can't find root for transcendental function with SymPy?

**URL:** <https://discourse.julialang.org/t/why-i-cant-find-root-for-transcendental-function-with-sympy/97147>\
**Category:** General Usage\
**Tags:** question\
**Created:** [April 6, 2023, 3:53am UTC](https://discourse.julialang.org/t/why-i-cant-find-root-for-transcendental-function-with-sympy/97147 "2023-04-06T03:53:23Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Freya\_the\_Goddess](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/freya_the_goddess/32/36835_2.png) [@Freya\_the\_Goddess](https://discourse.julialang.org/u/Freya_the_Goddess)\
**Post date:** [April 6, 2023, 3:53am UTC](https://discourse.julialang.org/t/why-i-cant-find-root-for-transcendental-function-with-sympy/97147/1 "2023-04-06T03:53:23Z")

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Hi all,

I just want to find the solution / the root for exponential / transcendental function this is the code very simple:

```julia
using SymPy
@syms t

solve(15t - 75.8*exp(-32t/15) + 1150.3~5000,t)

```

it returns **Any[]** , it should returns 256.6, but why it does not?