Answer
Cauchy's Constant, a mathematical constant, stands out from other concepts directly associated with Augustin-Louis Cauchy. While Cauchy made significant contributions to various fields of mathematics, including complex analysis and elasticity, the term "Cauchy's Constant" specifically refers to a constant appearing in the study of continued fractions. It is not directly linked to prominent concepts such as the Cauchy-Schwarz inequality, Cauchy's integral formula, or Cauchy sequences, which bear his name.