Conan's formula book was written by Japanese writer G?sh? Aoyama. G?sh? Aoyama is a cartoonist. He is famous for his masterpiece Detective Conan. In this work, he not only created a mysterious world full of imagination, but also created many fascinating storylines and various puzzles, making this work very popular. Conan Formula Book is a book that appeared in Detective Conan. It contains some mathematical equations and decryption skills, and is regarded as one of G?sh? Aoyama's loves for physics and mathematics.