Boolean — Commutative Law

Boolean — Commutative Law

PR-04
ASPCSPAdvanced

Formula
A + B = B + A | A · B = B · A
When to Use

Fundamental logic rule used in fault tree analysis. Order of OR or AND operations does not affect the outcome.

Symbol Legend
SymbolMeaningUnitNote
A BBoolean variablesevents
+ (OR)Logic OR operatoreither event occurs
· (AND)Logic AND operatorboth events must occur

🔒

Worked Example for Blueprint Members

Blueprint members get full exam-style worked problems, step-by-step solutions, solution videos, common exam traps, and linked practice questions — for every equation.

Join Be Safe ASP | CSP Blueprint™ →