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-rw-r--r--docs/core-spec/OpSem.ott29
1 files changed, 22 insertions, 7 deletions
diff --git a/docs/core-spec/OpSem.ott b/docs/core-spec/OpSem.ott
index 03be476bbb..efed85a5f5 100644
--- a/docs/core-spec/OpSem.ott
+++ b/docs/core-spec/OpSem.ott
@@ -34,8 +34,12 @@ e1 e2 --> e1' e2
----------------------------- :: Beta
(\n.e1) e2 --> e1[n |-> e2]
-g0 = sym (nth 0 g)
-g1 = nth 1 g
+% g : (t1 -> t2) ~Rep# (t3 -> t4)
+% e2 : t3
+% g0 : t3 ~Rep# t1
+% g1 : t2 ~Rep# t4
+g0 = sym (nth Rep 2 g)
+g1 = nth Rep 3 g
not e2 is_a_type
not e2 is_a_coercion
----------------------------------------------- :: Push
@@ -44,9 +48,19 @@ not e2 is_a_coercion
---------------------------------------- :: TPush
((\n.e) |> g) t --> (\n.(e |> g n)) t
-g0 = nth 1 (nth 0 g)
-g1 = sym (nth 2 (nth 0 g))
-g2 = nth 1 g
+% g : ((t1 ~rho# t2) -> t3) ~Rep# ((t4 ~rho# t5) -> t6)
+% g2 : t3 ~Rep# t6
+% g' : t4 ~rho# t5
+% g0 : t1 ~rho# t4
+% g1 : t5 ~rho# t2
+% recall that (->) :: forall r1 r2. TYPE r1 -> TYPE r2 -> Type
+% and that (~#) :: forall k1 k2. k1 -> k2 -> TYPE (TupleRep '[])
+% so pulling out the first visible argument for both is argument 2,
+% and the second visible argument for both is argument 3
+R = coercionRole g'
+g0 = nth R 2 (nth Rep 2 g)
+g1 = sym (nth R 3 (nth Rep 2 g))
+g2 = nth Rep 3 g
------------------------------- :: CPush
((\n.e) |> g) g' --> (\n.e |> g2) (g0 ; g' ; g1)
@@ -80,9 +94,10 @@ no other case matches
------------------------------------------------------------ :: MatchDefault
case e as n return t of </ alti // i /> --> u[n |-> e]
-T </ taa // aa /> k'~#k T </ t'aa // aa /> = coercionKind g
+T </ taa // aa /> k'~Rep# k T </ t'aa // aa /> = coercionKind g
+</ Raa // aa /> = tyConRoles T
forall </ alphaaa_kaa // aa />. forall </ betabb_k'bb // bb />. </ t1cc // cc /> $ -> T </ alphaaa_kaa // aa /> = dataConRepType K
-</ e'cc = ecc |> (t1cc $ </ [alphaaa_kaa |-> nth aa g] // aa /> </ [betabb_k'bb |-> <sbb>_Nom] // bb />) // cc />
+</ e'cc = ecc |> (t1cc $ </ [alphaaa_kaa |-> nth Raa aa g] // aa /> </ [betabb_k'bb |-> <sbb>_Nom] // bb />) // cc />
--------------------------- :: CasePush
case (K </ taa // aa /> </ sbb // bb /> </ ecc // cc />) |> g as n return t2 of </ alti // i /> --> \\ case K </ t'aa // aa /> </ sbb // bb /> </ e'cc // cc /> as n return t2 of </ alti // i />