Nash equilibrium. In game theory, the Nash equilibrium is a solution concept of a non-cooperative game involving two or more players in which each player is assumed to know the equilibrium strategies of the other players, and no player has anything to gain by changing only his own strategy.
This number represents your PD in millimeters. 5 MEASURE YOUR PUPILLARY DISTANCE ZENNI Â® TIPS ËMeasure this paper against a ruler to assure printout is accurate. ËMost adults have a PD between 54 - 74mm. ËMost children have a PD between 43 - 54mm. ËTake a few measure-ments for consistency. WHATâS PD? The Pupillary Distance (PD) is the distance between the pupils of the eyes, center to center, in millimeters. A PD should be provided as part of your prescription. Read more about Pupillary Distance and how to read your prescription on our website by visiting: zennioptical.com/measuring-pd PD = 56 FOLD FOLD 0 10 20 30 40 50 60 70 80 5 15 25 35 45 55 65 75 USING A MIRROR 0 10 20 30 40 50 60 70 80 USING A FRIEND 5 15 25 35 45 55 65 75 LOOK IN A MIRROR OR FIND A FRIEND Stand 8 in. (20 cm.) away from a mirror or a friend. Place & hold the PD ruler against your brow. Keep your face straight. 3 (20 cm) 8 in MIRROR
The four major motor problems seen in PD are: 1  tremorâshaking that occurs at rest. 2  slow movements. 3  stiffness of arms, legs, and trunk.  problems with balance and tendency to fall.