Metric Space. A metric space is a set with a global distance function (the metric) that, for every two points in, gives the distance between them as a nonnegative real number. A metric space must also satisfy. 1. iff, 2. , 3. The triangle inequality.
PAYING FOR INVISALIGN TREATMENT. Many dental insurance plans cover Invisalign treatment just as they would other orthodontic treatments like metal braces. Plans may cover up to $3,500 of Invisalign treatment. Talk to your Invisalign-trained doctor or insurance provider to find out how much youâre covered for.
patients because the program doesn't pay enough to cover costs. Lack of. consistent care is also an issue. Associated Press. Winston-Salem | Poor children who need braces or other orthodontic care might be covered for the treatment if they are on Medicaid, the federal health insurance program for the poor.