Boolean Algebra

Any equation must be within the <math> </math> tags. For Boolean alegbra the main issue is how to negate a term like:

$\overline{a}$ or $\overline{\overline{a}+b}$

this can be done by adding the following around any term you wish to negate.:

\overline{}  

$\overline{a}$

is

\overline{a}

$\overline{\overline{a}+b}$

is

\overline{\overline{a}+b}.