Category:未解決問題
未解決問題
Lists of unsolved problems
哲学上の未解決問題
List of philosophical problems情報理論上の未解決問題
List of unsolved problems in information theory
天文学上の未解決問題
List of unsolved problems in astronomy
地球科学上の未解決問題
List of unsolved problems in geoscience
パトムスキー・クレーター
Patomskiy craterTemplate:未解決問題
Template:Unsolved problems
医学上の未解決問題
Unsolved problems in medicine
懸賞金問題
Inducement prize contest
経済学上の未解決問題
List of unsolved problems in economics
統計学上の未解決問題
List of unsolved problems in statistics