Then in the early 20th century, Jan Lukasiewicz proposed a three-valued logic (true, possible, false), which never gained wide acceptance. In 1965, Lotfi A. Zadeh of the University of California at ...

In the 1970s, most simulation was at the gate level and primarily used for board level simulation. Commercial simulators included Lasar from Teradyn and Tegas. In 1981, Hilo was created by Brunel ...

The notions of logic synthesis can be traced back to the early 1970s and work conducted at IBM called Logic Synthesis System (LSS). This was a rule-based transformation system. These looked for ...