AND function

AND function

[′and ‚fuŋk·shən]
(mathematics)
An operation in logical algebra on statements P, Q, R, such that the operation is true if all the statements P, Q, R, … are true, and the operation is false if at least one statement is false.
References in classic literature ?
In all these cases of two very distinct species furnished with apparently the same anomalous organ, it should be observed that, although the general appearance and function of the organ may be the same, yet some fundamental difference can generally be detected.
Yet the spirit can for the time pervade and control every member and function of the body, and transmute what in form is the grossest sensuality into purity and devotion.
Electronically, they link into the nursing home computer system and function in the same way as a notebook computer, but the keyboard is replaced by an electronic stylus, or "pen," which is used to "write" on a display screen.