Hi,(adsbygoogle = window.adsbygoogle || []).push({});

I find my professor doing this a lot of times, here is it:

∫{ ∂(f[x])/∂x } dx = ∫d(f[x])

How is that possible?

**Physics Forums | Science Articles, Homework Help, Discussion**

Dismiss Notice

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Converting partial derivative to ordinary in an integral

**Physics Forums | Science Articles, Homework Help, Discussion**