Which of the following statements are true ?
- Every logic network is equivalent to one using just NAND gates or just NOR gates.
- Boolean expressions and logic networks correspond to labelled acyclic diagraphs.
- No two Boolean algebras with n atoms are isomorphic.
- Non-zero elements of finite Boolean algebras are not uniquely expressible as joins of atoms
Choose the correct answer from the code given below :
- i and iv only
- i, ii and iii only
- i and ii only
- ii, iii, and iv only