A System of Logic was created in 1843.
A positive logic system will output true only when the input is true. A negative logic system will output true only when the input is false. The NOT logic gate is an example of a negative logic system. That is, NOT( false ) will output true.
Media Logic was created in 1984.
The Logic of Pleasure was created in 2008.
Dark Logic was created in 2002.
Chronic Logic was created in 2001.
The Logic Factory was created in 1993.
Cirrus Logic was created in 1981.
Logic of Empire was created in 1941.
The Logic of Sense was created in 1969.
Polish Logic was created in 1967.
Logic Works was created in 1988.
Essential Logic was created in 1978.