资讯

CNN2 年
Newly discovered ‘einstein’ shape can do something no other tile can do
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A geometry problem ...
Live Science2 年
Mathematicians end decades-long quest to find elusive 'vampire einstein' shape
What has 14 sides, is full of curves ... They described the new shape May 28 in a paper published to the preprint database arXiv, though it has not yet been peer reviewed. The team named their ...
Popular Mechanics2 年
Mathematicians Discovered a New 13-Sided Shape That Can Do Remarkable Things
A group of computer scientists discovered the first true "einstein" shape. The shape comes with 13 sides and can cover a plane without ever repeating. The find has applications in material science.
Gizmodo2 年
Mathematicians Excited About New 13-Sided Shape Called ‘the Hat’
Researchers identified a shape that was previously only theoretical: a 13-sided configuration called “the hat” that can tile a surface without repeating. The hat is what’s known as an ...
Science News2 年
Mathematicians have finally discovered an elusive ‘einstein’ tile
A 13-sided shape known as “the hat” has mathematicians tipping their caps. It’s the first true example of an “einstein,” a single shape that forms a special tiling of a plane ...
BBC4 年
Polygons - sum of interior angles
Polygons can be regular or irregular in shape. A polygon is a closed 2D shape with at least three sides. A regular polygon is a polygon with all equal sides and angles. An irregular polygon is a ...
NPR2 年
A hobbyist in the U.K. has come up with a new 13-sided shape called 'the hat'
A hobbyist in the U.K., David Smith, has come up with a brand-new 13-sided shape. It's called the hat because it kind of looks like a fedora. And it's what's known as an Einstein tile. That means ...