Definitions
DiscreteMath
Sections
DiscrMathExt
Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
Some definitions of interest.
iff
Def
P
Q
== (
P
Q
) & (
P
Q
)
Thm*
A
,
B
:Prop. (
A
B
)
Prop
one_one_corr_2
Def
A
~
B
==
f
:(
A
B
),
g
:(
B
A
). InvFuns(
A
;
B
;
f
;
g
)
Thm*
A
,
B
:Type. (
A
~
B
)
Prop
squash
Def
T
== {
:True|
T
}
Thm*
A
:Prop.
A
Prop
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IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
Definitions
DiscreteMath
Sections
DiscrMathExt
Doc