TeXipedia

Nu

Represents the uppercase Greek letter Nu, commonly used in mathematics and physics for various quantities and constants.

Overview

Serves as a versatile symbol across scientific disciplines, particularly in mathematical notation and physical equations.

  • Frequently used in physics to denote frequency or kinematic viscosity
  • Appears in mathematical sequences and series notation
  • Common in statistical mechanics and fluid dynamics equations
  • Often employed to represent degrees of freedom or dimensionless quantities in engineering calculations

Examples

Using the capital Nu symbol in a mathematical expression for kinematic viscosity.

N=μρ\Nu = \frac{\mu}{\rho} 
\Nu = \frac{\mu}{\rho}

Representing the Nusselt number in heat transfer equations.

N=hLk\Nu = \frac{hL}{k} 
\Nu = \frac{hL}{k}

Using Nu in a dimensionless parameter relationship.

N=0.023⋅Re0.8⋅Pr0.4\Nu = 0.023 \cdot \text{Re}^{0.8} \cdot \text{Pr}^{0.4} 
\Nu = 0.023 \cdot \text{Re}^{0.8} \cdot \text{Pr}^{0.4}