Your cheap flights to Puerto Vallarta take you to a city dedicated to giving you a fun, relaxing vacation. The biggest attraction is the beach. But when you wish to do something more, you have endless options. Many spas, like Healing Hands, pamper and care for you. Davannayoga allows you to stretch and stay fit.
Definition. A metric space is a set X together with a function d (called a metric or distance function) which assigns a real number d (x, y) to every pair x, y X satisfying the properties (or axioms): 1  d (x, y) 0 and d (x, y) = 0 x = y, 2  d (x, y) = d (y, x), 3  d (x, y) + d (y, z) d (x, z).
Type of measure Unit and symbol METRIC Relation to Common Objects or Events Another Real World examples: Distance Length; Move across it Centimeter cm (0.01 meters) 1. A paper clip is about 1 centimeter wide and 3 centimeters long 2. An unsharpened pencil is about 20 centimeters long Meter m 100 centimeters 1.