Numerology is a magical discipline relating to numbers that appears to be part of, similar to, or related to Arithmancy[1].
Presumably taught by Septima Vector in Arithmancy at Hogwarts School of Witchcraft and Wizardry, books on the subject include Numerology and Grammatica and New Theory of Numerology.
Appearances[]
- Harry Potter and the Prisoner of Azkaban (Mentioned on book)
- Harry Potter and the Order of the Phoenix (Mentioned on book)
Notes and references[]
- ↑ As it appears to be studied in Arithmancy classes at Hogwarts. Its real-life counterpart is also very similar to this.