Add new comment

Permalink Submitted by Anonymous on July 27, 2012

.... "there is an infinite number of (ir)rational numbers between any two rational numbers " ....

There is also an infinite number of rational numbers between any two irrational numbers

Maths in a minute

Want facts and want them fast? Our Maths in a minute series explores key mathematical concepts in just a few words.

Maths in a minute: Flipping pancakes

In time for pancake day here's a problem about flipping pancakes. It turns out to be surprisingly hard.
The Abel Prize 2019

Karen Keskulla Uhlenbeck has been awarded the Abel Prize 2019!
Pure maths in crisis?

Proof is the essence of mathematics. But is the standard of proof in research maths really as high as mathematicians would like to believe?
Celebrating pi day with a new record

Just in time for pi day Emma Haruka Iwao announces that she's calculated a record 31 trillion digits of the beloved number.
Saving whales using Pythagoras

One of the greatest threats to whales is being struck by ships. Find out how Pythagoras' theorem can help avoid this.