The term "involute" refers to the shape of the teeth: the curves of the teeth are involutes of circles, which are curves that optimize gear performance. Figure 1.1.2: The three marked circles are key ...

How to calculate wire size and length in making rings - selected wire size depends on the motifs of the ring. - small motifs ...

How can we guess the size of an extinct animal when all that remains are a few scattered bones? A study conducted by ...

Bill Rollins Jr., 97, wrote and self-published 'Trisecting an Angle,' to try to share his solution with the world.

Functions and modules to distribute children or copies of children onto a line, a grid, or an arbitrary path. The $idx mechanism means that the "copies" of children ...