A polygon is regular if it is uniform and its faces are all alike. The regular convex polyhedra are the five Platonic solids, which have been known since classical Greece. The ancient Greek ...

Six triangles make a flat sheet that can't be folded into a corner. So only three Platonic solids can be made from triangles. Image caption, Three squares make the corner of a cube. However four ...

Delve deeper into sacred geometry, and you'll encounter the Platonic solids. Named after the ancient Greek philosopher Plato, these five regular solids are shapes with faces that are congruent ...

Besides the regular and semiregular solids, there are just ninety-two other convex polyhedra with regular faces. In 1966, the American mathematician Norman W. Johnson, a student of H.S.M. Coxeter at ...

Saligrama, V. Alanyali, M. and Savas, O. 2006. Distributed Detection in Sensor Networks With Packet Losses and Finite Capacity Links. IEEE Transactions on Signal ...

Puccio, F Di Gabiccini, M and Guiggiani, M 2005. Comparison of Different Methods in Gear Curvature Analysis Using a New Approach. Proceedings of the Institution of Mechanical Engineers, Part C: ...

Although these shapes are easy to define, they’re surprisingly mysterious, said Shiri Artstein, a mathematician at Tel Aviv University who wasn’t involved in the work. “Any new thing we learn about ...

According to BYD head scientist and engineer Lian Yubo, solid-state EV batteries could be in wide use in five years. Speaking at the 2024 World New Energy Congress in China on Friday, Lian said he ...