Geometry of involute gears | what is an involute | module | pitch circle | simply explained
15:36
Meshing of involute gears | line of action | contact ratio | pitch point | center distance
8:57
How to identify unknown gears?
8:13
How to determine the Pitch or Module of a Gear
33:37
Something Strange Happens When You Trust Quantum Mechanics
16:29
All Dams Are Temporary
8:06
Breaking the Cycloid: A Geometry Problem
27:26
This open problem taught me what topology is
21:45