If the first nonzero component of the vector difference  is 
, then 
. If the first nonzero
 component of 
 is 
,
 then 
.
Vector Ordering
See also
Precedes, SucceedsExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Vector Ordering." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/VectorOrdering.html