# Thornton & Marion, Classical Dynamics (5th Edition)

# Chapter 1. Matrices, Vectors, and Vector Calculus

# Problem 20. Kronecker delta & Levi-Civita Symbol

## The problem asks you to prove

- Some properties of Kronecker delta and Levi-Civita Symbol

## You should know about

- Definition of Kronecker delta symbol (Equation 1.14)
- Definition of Levi-Civita symbol (Equation 1.67)

## Solution

## References

https://en.wikipedia.org/wiki/Kronecker_delta

https://en.wikipedia.org/wiki/Levi-Civita_symbol