21. He dismissed the digital computer as a kind of kinematic " magic lantern ". 22. Iota Centauri appears to belong to the stellar kinematic group known as IC 2391. 23. The screw is usually identified as its own kinematic pair called a helical joint. 24. There has been considerable debate over the kinematic history of the West Antarctic Rift. 25. With ? the kinematic viscosity of the fluid. 26. He proposed the Sheth-Uicker Notation for kinematic analysis mechanical linkages in 1971. 27. Accelerations can be defined through kinematic measurements. 28. Recent improvements to both satellites and receivers allow Real Time Kinematic ( RTK ) surveying. 29. Liouville's theorem implies invariance of a kinematic measure on the unit tangent bundle. 30. Kinematic indicators are structures in mylonites that allow the sense of shear to be determined.