Catalan's constant

短语

释义与例句

name
  1. 1.

    The number G=β(2)=∑ₙ₌₀ ᪲((-1)ⁿ)/((2n+1)²)=1/(1²)-1/(3²)+1/(5²)-1/(7²)+1/(9²)-⋯, where β is the Dirichlet beta function, with a value of approximately 0.915965594177…

    数学

词源

Named after French and Belgian mathematician Eugène Charles Catalan.

来源：wiktionary