## Law of Double Negation (MA185E)

- Details
- Published: Friday, 03 June 2016 00:00
- Written by Newton C. Braga

The complement of the negation of an element is equivalent to the element. Figure 1 shows the equivalent circuit diagram.

Figure 1

**Double Negation: **

a = ā

**Mathematic Notation: **

a = a’C

**Logic Notation: **

a = -a’