Homonym: ρ (Density)
The Greek letter "ρ" (rho) is the 17th letter of the Greek alphabet. In the Greek numeral system, it has a value of 100. Rho is often used in various scientific and mathematical contexts, representing different concepts such as density in physics and correlation coefficients in statistics.
In addition to its mathematical uses, "ρ" appears in various fields, including engineering and economics. For example, in fluid dynamics, it symbolizes fluid density, while in finance, it can represent the rate of return. Its versatility makes it an important symbol in both academic and professional settings.