Last Update: 1 November 2010, 8:24
P.M.
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Notation:
= (alternative notation)
n
∪A_{i}
i = 1
= (alternative notation)
n
∪A_{i}
1
= (alternative notation) ∪_{i ∈ {1,…, n}}A_{i} = (alternative notation) ∪_{i}A_{i}
and
and
E.g.:
=def R ⊆ A × B
discipline | a | b |
---|---|---|
social sciences | independent variable |
dependent variable |
b is a function of a | ||
b depends on a | ||
mathematics | pre-image of b | image of a |
computer science | input | output |
f is a "transformation of" A "into" B