Exercises 1 9
11. Th e triangl e inequality . Fo r vector s i n R
n,
th e triangl e inequalit y
says tha t
\x — y\ \x — z\ + \y — z\.
Derive th e followin g consequences :
a. \x + y\ \x\ + |y| ,
b. \x\ — \y\ \x — y\ \x\ + \y\.
Previous Page Next Page 
Purchased from American Mathematical Society for the exclusive use of nofirst nolast (email unknown)
Copyright 2005 American Mathematical Society. Duplication prohibited. Please report unauthorized use to cust-serv@ams.org.
Thank You! Your purchase supports the AMS' mission, programs, and services for the mathematical community.