lemniscate of Bernoulli

短语

词形变化

lemniscates of Bernoulli 复数 lemniscates of Bernoulli

释义与例句

n.
  1. 1.

    Any closed curve described by a Cartesian equation of the form (x²+y²)²=2a²(x²-y²).

    数学

词源

From the name of Swiss mathematician Jakob Bernoulli.

来源：wiktionary