May 2024
Intermediate to advanced
536 pages
17h 10m
English
Content preview from Compilers: Principles and Practice by Pearson
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394 Appendix A
c
Non-classical logic
• Modal logic
• Multi-valued logic
• Fuzzy logic, etc.
We are concerned here with Propositional and Predicate logic.
Fig. A.1 Mathematics used for modelling
Real-world
Mathematics
Model
ConclusionSolution
Interpretation
Analysis
Modelling and
Abstraction
Real Problem
A.1.2 Assertions and Propositions
First, we take some definitions:
Assertion: A statement (i.e., a declarative sentence).
Proposition: An assertion which is either true or false, but not both.
Truth value: Whether a proposition is true or not.
Note that whether a proposition is true is not necessarily known. For example, “A meteorite landed on
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