Implicants discussion with help of Karnaugh map (K-
What do you mean by prime Implicants?
Final product term obtained from K-
What are Essential Terms ?
When one Minterm can only be represented by one Prime Implicant then it is called essential term.
Why it is required ?
It helps in determining other possible simplifications for functions with multiple variables.
Can you explain it with a example?
Yes, check below
Gate level minimization of above example is explained in next section.