Mercurial > hg > Members > atton > delta_monad
comparison agda/deltaM.agda @ 112:0a3b6cb91a05
Prove left-unity-law for DeltaM
author | Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp> |
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date | Fri, 30 Jan 2015 21:57:31 +0900 |
parents | 9fe3d0bd1149 |
children | e6bcc7467335 |
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111:9fe3d0bd1149 | 112:0a3b6cb91a05 |
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9 module deltaM where | 9 module deltaM where |
10 | 10 |
11 -- DeltaM definitions | 11 -- DeltaM definitions |
12 | 12 |
13 data DeltaM {l : Level} | 13 data DeltaM {l : Level} |
14 (M : {l' : Level} -> Set l' -> Set l') | 14 (M : Set l -> Set l) |
15 {functorM : {l' : Level} -> Functor {l'} M} | 15 {functorM : Functor M} |
16 {monadM : {l' : Level} {A : Set l'} -> Monad {l'} M functorM} | 16 {monadM : Monad M functorM} |
17 (A : Set l) | 17 (A : Set l) |
18 : (Nat -> Set l) where | 18 : (Nat -> Set l) where |
19 deltaM : {n : Nat} -> Delta (M A) (S n) -> DeltaM M {functorM} {monadM} A (S n) | 19 deltaM : {n : Nat} -> Delta (M A) (S n) -> DeltaM M {functorM} {monadM} A (S n) |
20 | 20 |
21 | 21 |
22 -- DeltaM utils | 22 -- DeltaM utils |
23 | 23 |
24 headDeltaM : {l : Level} {A : Set l} {n : Nat} | 24 headDeltaM : {l : Level} {A : Set l} {n : Nat} |
25 {M : {l' : Level} -> Set l' -> Set l'} | 25 {M : Set l -> Set l} {functorM : Functor M} {monadM : Monad M functorM} |
26 {functorM : {l' : Level} -> Functor {l'} M} | |
27 {monadM : {l' : Level} -> Monad {l'} M functorM} | |
28 -> DeltaM M {functorM} {monadM} A (S n) -> M A | 26 -> DeltaM M {functorM} {monadM} A (S n) -> M A |
29 headDeltaM (deltaM d) = headDelta d | 27 headDeltaM (deltaM d) = headDelta d |
30 | 28 |
31 | 29 |
32 tailDeltaM : {l : Level} {A : Set l} {n : Nat} | 30 tailDeltaM : {l : Level} {A : Set l} {n : Nat} |
33 {M : {l' : Level} -> Set l' -> Set l'} | 31 {M : Set l -> Set l} {functorM : Functor M} {monadM : Monad M functorM} |
34 {functorM : {l' : Level} -> Functor {l'} M} | |
35 {monadM : {l' : Level} -> Monad {l'} M functorM} | |
36 -> DeltaM {l} M {functorM} {monadM} A (S (S n)) -> DeltaM M {functorM} {monadM} A (S n) | 32 -> DeltaM {l} M {functorM} {monadM} A (S (S n)) -> DeltaM M {functorM} {monadM} A (S n) |
37 tailDeltaM {_} {n} (deltaM d) = deltaM (tailDelta d) | 33 tailDeltaM {_} {n} (deltaM d) = deltaM (tailDelta d) |
38 | 34 |
39 | 35 |
40 appendDeltaM : {l : Level} {A : Set l} {n m : Nat} | 36 appendDeltaM : {l : Level} {A : Set l} {n m : Nat} |
41 {M : {l' : Level} -> Set l' -> Set l'} | 37 {M : Set l -> Set l} {functorM : Functor M} {monadM : Monad M functorM} -> |
42 {functorM : {l' : Level} -> Functor {l'} M} | |
43 {monadM : {l' : Level} -> Monad {l'} M functorM} -> | |
44 DeltaM M {functorM} {monadM} A (S n) -> | 38 DeltaM M {functorM} {monadM} A (S n) -> |
45 DeltaM M {functorM} {monadM} A (S m) -> | 39 DeltaM M {functorM} {monadM} A (S m) -> |
46 DeltaM M {functorM} {monadM} A ((S n) + (S m)) | 40 DeltaM M {functorM} {monadM} A ((S n) + (S m)) |
47 appendDeltaM (deltaM d) (deltaM dd) = deltaM (deltaAppend d dd) | 41 appendDeltaM (deltaM d) (deltaM dd) = deltaM (deltaAppend d dd) |
48 | 42 |
49 | 43 |
50 | 44 |
51 | 45 |
52 -- functor definitions | 46 -- functor definitions |
53 open Functor | 47 open Functor |
54 deltaM-fmap : {l : Level} {A B : Set l} {n : Nat} | 48 deltaM-fmap : {l : Level} {A B : Set l} {n : Nat} |
55 {M : {l' : Level} -> Set l' -> Set l'} | 49 {M : Set l -> Set l} {functorM : Functor M} {monadM : Monad M functorM} |
56 {functorM : {l' : Level} -> Functor {l'} M} | |
57 {monadM : {l' : Level} -> Monad {l'} M functorM} | |
58 -> (A -> B) -> DeltaM M {functorM} {monadM} A (S n) -> DeltaM M {functorM} {monadM} B (S n) | 50 -> (A -> B) -> DeltaM M {functorM} {monadM} A (S n) -> DeltaM M {functorM} {monadM} B (S n) |
59 deltaM-fmap {l} {A} {B} {n} {M} {functorM} f (deltaM d) = deltaM (fmap delta-is-functor (fmap functorM f) d) | 51 deltaM-fmap {l} {A} {B} {n} {M} {functorM} f (deltaM d) = deltaM (fmap delta-is-functor (fmap functorM f) d) |
60 | 52 |
61 | 53 |
62 | 54 |
63 | 55 |
64 -- monad definitions | 56 -- monad definitions |
65 open Monad | 57 open Monad |
66 | 58 |
67 deltaM-eta : {l : Level} {A : Set l} {n : Nat} | 59 deltaM-eta : {l : Level} {A : Set l} {n : Nat} |
68 {M : {l' : Level} -> Set l' -> Set l'} | 60 {M : Set l -> Set l} {functorM : Functor M} {monadM : Monad M functorM} -> |
69 {functorM : {l' : Level} -> Functor {l'} M} | |
70 {monadM : {l' : Level} -> Monad {l'} M functorM} -> | |
71 A -> (DeltaM M {functorM} {monadM} A (S n)) | 61 A -> (DeltaM M {functorM} {monadM} A (S n)) |
72 deltaM-eta {n = n} {monadM = mm} x = deltaM (delta-eta {n = n} (eta mm x)) | 62 deltaM-eta {n = n} {monadM = mm} x = deltaM (delta-eta {n = n} (eta mm x)) |
73 | 63 |
74 deltaM-mu : {l : Level} {A : Set l} {n : Nat} | 64 deltaM-mu : {l : Level} {A : Set l} {n : Nat} |
75 {M : {l' : Level} -> Set l' -> Set l'} | 65 {M : Set l -> Set l} {functorM : Functor M} {monadM : Monad M functorM} -> |
76 {functorM : {l' : Level} -> Functor {l'} M} | |
77 {monadM : {l' : Level} -> Monad {l'} M functorM} -> | |
78 DeltaM M {functorM} {monadM} (DeltaM M {functorM} {monadM} A (S n)) (S n) -> | 66 DeltaM M {functorM} {monadM} (DeltaM M {functorM} {monadM} A (S n)) (S n) -> |
79 DeltaM M {functorM} {monadM} A (S n) | 67 DeltaM M {functorM} {monadM} A (S n) |
80 deltaM-mu {n = O} {functorM = fm} {monadM = mm} (deltaM (mono x)) = deltaM (mono (mu mm (fmap fm headDeltaM x))) | 68 deltaM-mu {n = O} {functorM = fm} {monadM = mm} (deltaM (mono x)) = deltaM (mono (mu mm (fmap fm headDeltaM x))) |
81 deltaM-mu {n = S n} {functorM = fm} {monadM = mm} (deltaM (delta x d)) = appendDeltaM (deltaM (mono (mu mm (fmap fm headDeltaM x)))) | 69 deltaM-mu {n = S n} {functorM = fm} {monadM = mm} (deltaM (delta x d)) = appendDeltaM (deltaM (mono (mu mm (fmap fm headDeltaM x)))) |
82 (deltaM-mu (deltaM-fmap tailDeltaM (deltaM d))) | 70 (deltaM-mu (deltaM-fmap tailDeltaM (deltaM d))) |
83 | 71 |
84 | 72 |
85 deltaM-bind : {l : Level} {A B : Set l} | 73 deltaM-bind : {l : Level} {A B : Set l} |
86 {n : Nat} | 74 {n : Nat} |
87 {M : {l' : Level} -> Set l' -> Set l'} | 75 {M : Set l -> Set l} |
88 {functorM : {l' : Level} -> Functor {l'} M} | 76 {functorM : Functor M} |
89 {monadM : {l' : Level} -> Monad {l'} M functorM} -> | 77 {monadM : Monad M functorM} -> |
90 (DeltaM M {functorM} {monadM} A (S n)) -> | 78 (DeltaM M {functorM} {monadM} A (S n)) -> |
91 (A -> DeltaM M {functorM} {monadM} B (S n)) | 79 (A -> DeltaM M {functorM} {monadM} B (S n)) |
92 -> DeltaM M {functorM} {monadM} B (S n) | 80 -> DeltaM M {functorM} {monadM} B (S n) |
93 deltaM-bind {n = O} {monadM = mm} (deltaM (mono x)) f = deltaM (mono (bind mm x (headDeltaM ∙ f))) | 81 deltaM-bind {n = O} {monadM = mm} (deltaM (mono x)) f = deltaM (mono (bind mm x (headDeltaM ∙ f))) |
94 deltaM-bind {n = S n} {monadM = mm} (deltaM (delta x d)) f = appendDeltaM (deltaM (mono (bind mm x (headDeltaM ∙ f)))) | 82 deltaM-bind {n = S n} {monadM = mm} (deltaM (delta x d)) f = appendDeltaM (deltaM (mono (bind mm x (headDeltaM ∙ f)))) |