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Logic & Boolean Algebra

NOR

NOR is the negation of OR and is true only when all inputs are false.

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Meaning

What Is NOR?

NOR is the negation of OR and is true only when all inputs are false.

NOR is the negation of OR and is true only when all inputs are false.

Examples

Examples of NOR

10 NOR 0 = 1.
Understand

Formula and Key Points

Formula / rule
¬(p ∨ q)
  • Know the definition and standard notation for NOR.
  • Be able to recognise or compute nor in a small example.
  • Connect the concept to nearby topics in the same subject before using it in larger CSE problems.
CSE Connection

Why This Matters in Computer Science

Used in program conditions, digital circuits, database queries, formal verification, search and decision logic. NOR is functionally complete and is widely studied in digital-logic design.

FAQ

NOR: Frequently Asked Questions

What is NOR?

NOR is the negation of OR and is true only when all inputs are false.

Why is NOR useful in computer science?

Used in program conditions, digital circuits, database queries, formal verification, search and decision logic. NOR is functionally complete and is widely studied in digital-logic design.