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
▼ Map
▼ Operation
▼ N-operation
▼ Binary operation
▼ Enclosed binary operation
▼ Groupoid
▼ Semigroup
▼ Standard N-operation
▼ Indexed sum
▼ Series
▼ Number series
▼ Euclidean number series
▼ Basic number series
Definition D4675
Real series
Results
▶ R2933: Isotonicity of countably infinite real summation
▶ R3148: Sum of real telescoping series
▶ R2938: Vanishing sequence is necessary but not sufficient for finiteness of real series