The maths of COVID-19 from Plus magazine

The maths of COVID-19 from Plus magazine by Marianne Freiberger After weeks of tight COVID-19 restrictions we could all do with a breather. Many businesses are being hit hard by a lack of pre-Christmas trade and the rest of us are longing for some time with friends and family. Read more

Pop Math: all upcoming math outreach events at glance!

Rome, January 21, 2021. Pop Math is online! It is the calendar of the European Mathematical Society for all the outreach events in mathematics in Europe and beyond. Read more

The 34th EWM Newsletter: special issue on COVID-19

European Women in Mathematics (EWM) is an international association of women working in the field of mathematics in Europe. Founded in 1986, EWM has several hundred members and coordinators in 33 European countries. Twice a year, the association publishes a newsletter for its members. Read more

The Eureka archive in now online

The Cambridge University Mathematical Society, The Archimedeans, has published a magazine called “Eureka” ( https://archim.org.uk/eureka/ ) since 1939. Here some news by Adam Atkinson. Here is the cover of issue number 46, from 1986. It contains an article by John Conway on “audioactive decay”, a surprisingly detailed analysis of the “look and say sequence” 1, 11, 21, 1211, … According to the Eureka website, articles by Dirac and Hardy have appeared, and elsewhere I read that there is an article by Freeman Dyson in issue 8, published in 1944. Read more
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Seven cosmic messengers

Let us suppose we travel from Earth to the furthest observable point in the universe. We have seven satellites on our spacecraft, used to keep communications between us and the Earth. Let's suppose that the speed of the satellites coincides with that of light, or in any case equal to a speed whose difference with [latex]c[/latex] is negligible, while the speed of the spacecraft is [latex]v = 2 / 3c[/latex]. Read more
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