Okay, so how do you know when to put a delta symbol in front of a variable? For example, [tex] U=\frac{3}{2}nRT[/tex] however, it can also be written as [tex]\Delta U=\frac{3}{2}nR\Delta T[/tex] --Change in Internal energy of a system(adsbygoogle = window.adsbygoogle || []).push({});

I'm pretty sure that this isn't the case for many equations such as: [tex] \Delta V=Ed[/tex]--Potential difference, where there is no delta signs on the right hand side of the equation right?

Are these deltas just suppose to be memorized or is there a way to add or remove them from equations while still being able to achieve the correct answer?

**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!

# Homework Help: Delta Symbol confusion

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