ThmDex – An index of mathematical definitions, results, and conjectures.
Set of symbols
Alphabet
Deduction system
Theory
Zermelo-Fraenkel set theory
Set
Binary cartesian set product
Binary relation
Binary endorelation
Preordering relation
Partial ordering relation
Ordering relation
Strict natural number ordering relation
Natural number ordering relation
Definition D1095
Ordered set of natural numbers
Results
Principle of weak mathematical induction on the natural numbers
Proof by principle of weak mathematical induction
Proof by principle of weak mathematical induction on the natural numbers