Sunday 12 August 2012

GATE 2013 Preparation (12-08-2012)


Normal Form:
The propositional formula with only AND, OR and NOT connectivity is called normal form
Principal Conjunctive Normal Form (PCNF):
The propositional formula with product of sum terms is called PCNF
Eg:
(PvQ)^ (PvQ)
Principal Disjunctive Normal Form (PDNF):
The propositional formula with product of sum terms is called PDNF
Eg:
(P^Q) v (P^Q)
Inconsistent:
The set of formulas H1, H2, H3, H4 is said to be inconsistent if H1^H2^H3^H4 is false.

Algebraic laws for solving problems:




From next session example problems will be dealt so don’t miss and ask your friends also to join us on Face book


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