Last Updated :2025/11/22

Quizzes for review

(mathematics) The question as to the value of ∑ₙ₌₁ ᪲1/(n²), the sum of the reciprocals of the squares of the positive integers.

音声機能が動作しない場合はこちらをご確認ください
See correct answer

Basel problem

During the colloquium, the lecturer presented a novel approach to the Basel problem that clarified Euler's original insight.

See correct answer

During the colloquium, the lecturer presented a novel approach to the Basel problem that clarified Euler's original insight.

音声機能が動作しない場合はこちらをご確認ください

English - English

Word Edit Setting
  • Users who have edit permission for words - All Users
  • Screen new word creation
  • Screen word edits
  • Screen word deletion
  • Screen the creation of new headword that may be duplicates
  • Screen changing entry name
  • Users authorized to vote on judging - Editor
  • Number of votes required for decision - 1
Sentence Edit Setting
  • Users who have edit permission for sentences - All Users
  • Screen sentence deletion
  • Users authorized to vote on judging - Editor
  • Number of votes required for decision - 1
Quiz Edit Setting
  • Users who have edit permission for quizzes - All Users
  • Users authorized to vote on judging - Editor
  • Number of votes required for decision - 1
Editing Guideline

Login / Sign up

 

Download the app!
DiQt

DiQt

Free

★★★★★★★★★★