Generally, you can deduct on Schedule A (Form 1040) only the amount of your medical and dental expenses that is more than 10% of your AGI. But if either you or your spouse was born before January 2, 1950, you can deduct the amount of your medical and dental expenses that is more than 7.5% of your AGI.
What to look for. Boolean operators form the basis of mathematical sets and database logic. 1  They connect your seach words together to either narrow or broaden your set of results. 2  The three basic boolean operators are: AND, OR, and NOT.
Also Known As: Boolean, boolean logic, boolean search, boolean operators, boolean operands, boolean definition, boolean searching, boolean commands. Examples: Using AND narrows a search by combining terms; it will retrieve documents that use both the search terms you specify, as in this example: Portland AND Oregon.