Page 16 - Applied Statistics Using SPSS, STATISTICA, MATLAB and R

Symbols and Abbreviations

Sample Sets
A event
A set (of events)
{A 1, A 2,…} set constituted of events A 1, A 2,…

A complement of {A}
AU B union of {A} with {B}
AI B intersection of {A} with {B}
E set of all events (universe)

φ empty set

Functional Analysis
∃ there is
∀ for every

∈ belongs to
∉ doesn’t belong to
≡ equivalent to

|| || Euclidian norm (vector length)
⇒ implies

→ converges to
ℜ real number set

ℜ + [0, +∞ [
[a, b] closed interval between and including a and b
]a, b] interval between a and b, excluding a
[a, b[ interval between a and b, excluding b