Algebra
Trigonometry
Calculus (single and multivariable)
Linear Algebra
Differential Equations
I have heard Vector Calculus helps too... though i haven't taken that personally.
Does skin vibrate at the molecular level?
If so does it have a steady frequency?
If so would it be possible to use a laser to detect said vibration from a distance?
What is the defining moment when you use relativistic equations instead of classical ones? I have heard something as vague as "when it matters" and something about a ratio of rest energy before. I was hoping to know if there was a more concrete moment that defines when to use one or another. I...