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lean2
/
library
/
standard
/
data
/
data.md
Jeremy Avigad
2d69303344
feat(library/standard): add sigma types and subtypes, make inhabited constructive
2014-08-15 12:58:58 -07:00
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data
Various data types.
Basic types:
empty
: the empty type
unit
: the singleton type
bool
: the boolean values
num
: generic numerals
string
: ascii strings
nat
: the natural numbers
int
: the integers
Constructors:
prod
: cartesian product
sum
sigma
: the dependent product
option
subtype
list
set