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Rodolphe Lepigre
Iris
Commits
1804f34f
Commit
1804f34f
authored
Feb 09, 2015
by
Ralf Jung
Browse files
some comments wrt. the fully unbundled style
parent
d2e07fb4
Changes
2
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6 additions
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3 deletions
+6
-3
lib/ModuRes/MetricCore.v
lib/ModuRes/MetricCore.v
+5
-2
lib/ModuRes/PCM.v
lib/ModuRes/PCM.v
+1
-1
No files found.
lib/ModuRes/MetricCore.v
View file @
1804f34f
...
...
@@ -17,7 +17,9 @@ Generalizable Variables T U V W.
(** ** 1-Bounded bisected Ultra Metric type
d_n(x,y) <-> |x - y| <= 1/2^n *)
(** Metric on the [type] M with requirements. Note that this only covers bisected metric spaces. *)
(** Metric on the [type] M with requirements. Note that this only covers bisected metric spaces.
To fully follow the unbundled style, we'd have to factor out "dist" - but things already work
pretty well this way. *)
Class
metric
(
T
:
Type
)
{
eqT
:
Setoid
T
}
:
=
{
dist
:
nat
->
T
->
T
->
Prop
;
dist_morph
n
:
>
Proper
(
equiv
==>
equiv
==>
iff
)
(
dist
n
)
;
...
...
@@ -94,7 +96,7 @@ Qed.
(** Cauchy chains of elements of a metric spaces. This is a very strong form of
convergence, since we require than all elements after the n-th are closer than 2⁻ⁿ.*)
Definition
chain
(
T
:
Type
)
:
=
nat
->
T
.
Class
cchain
`
{
mT
:
metric
T
}
(
σ
:
chain
T
)
:
=
Class
cchain
`
{
mT
:
metric
T
}
(
σ
:
chain
T
)
:
Prop
:
=
chain_cauchy
:
forall
n
i
j
{
HLei
:
n
<=
i
}
{
HLej
:
n
<=
j
},
(
σ
i
)
=
n
=
(
σ
j
).
Arguments
cchain
[
T
eqT
mT
]
σ
.
...
...
@@ -124,6 +126,7 @@ Section Chains.
End
Chains
.
(* Again, this is not fully unbundled - "compl" is a computational component *)
Class
cmetric
T
`
{
mT
:
metric
T
}
:
=
{
compl
:
forall
σ
{
σ
c
:
cchain
σ
},
T
;
conv_cauchy
:
forall
σ
{
σ
c
:
cchain
σ
},
mconverge
σ
(
compl
σ
)}.
...
...
lib/ModuRes/PCM.v
View file @
1804f34f
...
...
@@ -15,7 +15,7 @@ Section Definitions.
Class
PCM_unit
:
=
pcm_unit
:
T
.
Class
PCM_op
:
=
pcm_op
:
option
T
->
option
T
->
option
T
.
Class
PCM
{
TU
:
PCM_unit
}
{
TOP
:
PCM_op
}
:
=
Class
PCM
{
TU
:
PCM_unit
}
{
TOP
:
PCM_op
}
:
Prop
:
=
mkPCM
{
pcm_op_assoc
:
>
Associative
pcm_op
;
pcm_op_comm
:
>
Commutative
pcm_op
;
...
...
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