λδ digital library (LDDL)
Constant
![[spacer]](http://lambdadelta.info/images/b5.png "lambdadelta butterfly")
Informal description: ""
{λ[y:
nat
]
.
λ[l:{(y)
.
(
1
)}
.
less
]
.
λ[f:Π[t:(
1
)
.
1to
]
.
(y)
.
1to
]
.
λ[n:({({(f)
.
(l)
.
(y)}
.
1y
)
.
((
1o
)
.
f)
.
((y)
.
1to
)}
.
is
)
.
not
]}
.
<({({(f)
.
(l)
.
(y)}
.
1y
)
.
(f)
.
((y)
.
1to
)
.
((
1
)
.
1to
)}
.
image
)
.
not
>
.
{(λ[u:(
1
)
.
1to
]
.
{({(u)
.
(n)
.
(f)
.
(l)
.
(y)}
.
t8
)
.
({(f)
.
(l)
.
(y)}
.
1y
)
.
((u)
.
f)
.
((y)
.
1to
)}
.
symnotis
)
.
(λ[u:(
1
)
.
1to
]
.
{((u)
.
f)
.
({(f)
.
(l)
.
(y)}
.
1y
)
.
((y)
.
1to
)}
.
is
)
.
((
1
)
.
1to
)}
.
th5
Validation parameters: sort hierarchy = "Z2", kernel options = ""
Last update: Sun, 04 Jan 2015 22:00:54 +0100
![[lambdadelta home]](http://lambdadelta.info/images/crux_32.png "lambdadelta home")
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