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In 1970, British mathematician John Conway devised a way to quickly calculate the weekday of any given date without the help of calculators, computers, or calendars

Doomsday calculator memory

by Joao Vianna
iPhone iPad
FREE in the App Store

What is it about?

In 1970, British mathematician John Conway devised a way to quickly calculate the weekday of any given date without the help of calculators, computers, or calendars. This app helps you to practice and memorize.

App Details

Version
2.3
Rating
(1)
Size
3Mb
Genre
Education
Last updated
March 9, 2025
Release date
May 30, 2024
More info

App Store Description

In 1970, British mathematician John Conway devised a way to quickly calculate the weekday of any given date without the help of calculators, computers, or calendars. This app helps you to practice and memorize.

Get it for FREE in the App Store
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