In Boolean algebra, the logical complement or negation of a Boolean value is the opposite value, given by the following truth table:
A | -A –+— T | F F | T
-A is also written as A with a bar over it or with a small vertical line hanging from the right-hand end of the “-” (LaTeX \neg) or as A’. In the C programming language, it is !A and in digital circuit design, /A.
- Logical block addressing
storage (LBA) A hard disk sector addressing scheme used on all SCSI hard disks, and on ATA-2 conforming IDE hard disks. The addressing conversion is performed by the hard disk firmware. Prior to LBA, combined limitations of IBM PC BIOS and ATA restricted the useful capacity of IDE hard disks on IBM PCs and compatibles […]
- Logical consequence
noun 1. the relation that obtains between the conclusion and the premises of a formally valid argument
- Logical constant
noun 1. one of the connectives of a given system of formal logic, esp those of the sentential calculus, not, and, or, and if … then …
noun, Logic, Philosophy. 1. anything referred to by an incomplete symbol capable of contextual definition.