A Riemann torus is a surface that looks like a doughnut. This articles explored how you might tell Riemann tori apart.
How many different surfaces are there? The question seems impossible to answer, but mathematicians have a way of dealing with the multitude. Follow us on a journey into the world of moduli spaces.
How many different surfaces are there? The question seems impossible to answer but mathematicians are good at dealing with multitudes. Follow us into the world of moduli spaces!
The concept of homotopy is a great example of how the language of maths can make intuition precise.
From trigonometry to waves.
If a shape has equal sides with 90 degree angles between them then it's a square, right? Well, not quite...
How big is the bird?
