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PiBaseLean
.
Properties
.
P176
.
Defs
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source
Imports
Init
Mathlib.SetTheory.Cardinal.Order
Imported by
PiBase
.
CardGeFour
source
class
PiBase
.
CardGeFour
(
X
:
Type
u_1)
:
Prop
Cardinality ≥ 4
card_ge :
4
≤
Cardinal.mk
X
Instances