** Ability to run in a Logical Partition on POWER4

** LVM ( Logical Volume Manager ) was incorporated into OSF / 1, and in 1995 for HP-UX, and the Linux LVM implementation is similar to the HP-UX LVM implementation.

** ORACLE ( computer ) ( Oak Ridge Automatic Computer and Logical Engine )

** Logical possibility

** LDOS ( By Logical Systems, Inc. – For the Radio Shack TRS-80 Models I, II & III )

** Logical equivalence

** Logical database requirement

** Logical necessity in modal logic

Negation, Logical biconditional, exclusive or, tautology, and contradiction are linear functions.

* Logical biconditional

Logical equality ( also known as biconditional ) is an operation on two logical values, typically the values of two propositions, that produces a value of true if and only if both operands are false or both operands are true.

language -- Lateral thinking -- Law of excluded middle -- Law of non-contradiction -- Laws of logic -- Laws of Form -- Linear logic -- Logic -- Logic gate -- Logical argument -- Logical assertion -- Logical biconditional -- Logical conditional -- Logical conjunction -- Logical disjunction -- Logical equivalence -- Logical fallacy -- Logical language -- Logical nand -- Logical nor -- Logical operator -- Logicism -- Logic programming -- logico-linguistic modeling

* Logical biconditional