|"Beauty is truth, truth beauty,"—that is all|
Ye know on Earth, and all ye need to know.
|John Keats, Ode On A Grecian Urn, 1819|
|Elements of the Boolean Expression|| |
|The shaded first column for the operators gives the keyboard entry for the operator.
The third column for the operators gives the priority for the operation. Within a priority group, evaluation is left to right.