List by Author: Marianne Freiberger

How can sporting events, concerts, or festivals be kept safe in the face of rising COVID-19 infections?

What can last year's experiences tell us about the coming academic year?

How to take the square root of a complex number — and discover a beautiful new surface in the process.

There are a million things in maths named after Leonard Euler. Here's a beautiful formula involving complex numbers.

As the Delta variant is worrying the UK, researchers from the JUNIPER consortium have published all they know about it.

Imagine a world without computer errors. Tony Hoare, inventor of the famous Quicksort algorithm, is working on making it possible.

Quicksort is a famous algorithm which celebrates its 60th birthday this year. We explore its clever workings.

Next month sees the 60th birthday of a famous algorithm called Quicksort. Its inventor Tony Hoare told us that it all started with bubbles.

Can the virus that causes COVID-19 mutate into a vaccine-resistant strain? And if yes, what would this mean for our vaccination strategy?

Using artificial intelligence to improve traffic, protecting the environment and human health.

Where have the COVID-19 vaccines got us so far and where we are likely to be when the rollout is complete?

What is group theory and why is it such an exciting area of maths? Two experts explain.