Gregory Series/Historical Note

Historical Note on Gregory Series

James Gregory established the result now known as the Gregory series at least as early as $1671$.

Some sources suggest $1667$.


Sources

  • 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): Gregory's series (J. Gregory, 1667)
  • 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): Gregory's series (J. Gregory, 1667)