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Everything about Automorphic number

Number whose square ends in the same digits

In mathematics, an automorphic number is a natural number in a given number base whose square "ends" in the same digits as the number itself. Wikipedia →

đź§­ Start here: a 6-step reading path

  1. Read the overview: Automorphic numberA 5-minute orientation
  2. Skim a recent paper: On one way making automorphic numbersInfluential work since 2022
  3. Pick up a classic book: Collected PapersThe most-reprinted book on the subject
  4. Read the landmark paper: Perron’s Formula and the Prime Number Theorem for Automorphic L-FunctionsCited 63 times
  5. Go sideways: Witt vectorA closely related topic
  6. Go sideways: Monsky–Washnitzer cohomologyA closely related topic

đź“– Definitions

Noun A number whose decimal representation of its square ends in itself.

🗂️ The subject at a glance

  1. Definition and properties
  2. Extensions
  3. Programming example

🏆 Landmark papers (most cited)

🆕 Influential since 2022

📚 Books worth reading

Ranked by number of editions on Open Library, a rough measure of how lasting a book is.

đź”— Related topics