| Who Cites trace consistent? |
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trace_consistent |
Def trace_consistent(rho;da;R;t)
== g:Label.
term_mentions_guard(g;t) ![](FONT/eq.png)
subtype_rel(({a:( [[da]] rho)| (R(g,kind(a))) } List); (rho(lbl_pr( < Trace, g > )))) |
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Thm* rho:Decl, t:Term, da:Collection(dec()), R:(Label![](FONT/dash.png) Label![](FONT/dash.png) ![](FONT/then_med.png) ).
trace_consistent(rho;da;R;t) Prop |
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decls_mng |
Def [[ds]] rho == [[d]] rho for d {d:dec()| d ds } |
| | Thm* ds:Collection(dec()), rho:Decl. [[ds]] rho Decl |
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dec |
Def dec() == Label SimpleType |
| | Thm* dec() Type |
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decl |
Def Decl == Label![](FONT/dash.png) Type |
| | Thm* Decl{i} Type{i'} |
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trace_env |
Def trace_env(d) == (( d) List) (Label![](FONT/dash.png) Label![](FONT/dash.png) ![](FONT/then_med.png) ) |
| | Thm* d:Decl. trace_env(d) Type |
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sigma |
Def ( d) == l:Label decl_type(d;l) |
| | Thm* d:Decl. ( d) Type |
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st |
Def SimpleType == Tree(Label+Unit) |
| | Thm* SimpleType Type |
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lbl |
Def Label == {p:Pattern| ground_ptn(p) } |
| | Thm* Label Type |
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assert |
Def b == if b True else False fi |
| | Thm* b: . b Prop |
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clbl |
Def $x == ptn_atom("$x") |
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col |
Def Collection(T) == T![](FONT/dash.png) Prop |
| | Thm* T:Type{i'}. Collection{i}(T) Type{i'} |
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tproj |
Def tre.P == tre.trace | tre.proj(P) |
| | Thm* d:Decl, tre:trace_env(d), P:Label. tre.P ( d) List |
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trace_projection |
Def tr | P == filter( x.P(kind(x));tr) |
| | Thm* d:Decl, tr:( d) List, P:(Label![](FONT/dash.png) ![](FONT/then_med.png) ). tr | P ( d) List |
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kind |
Def kind(a) == 1of(a) |
| | Thm* d:Decl, a:( d). kind(a) Label |
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Thm* M:sm{i:l}(), a:M.action. kind(a) Label & kind(a) Pattern |
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lbl_pair |
Def lbl_pr( < x, y > ) == ptn_pr( < x,y > ) |
| | Thm* x,y:Pattern. lbl_pr( < x, y > ) Pattern |
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Thm* x,y:Label. lbl_pr( < x, y > ) Label |
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trace_env_proj |
Def t.proj == 2of(t) |
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Thm* d:Decl, t:trace_env(d). t.proj Label![](FONT/dash.png) Label![](FONT/dash.png) ![](FONT/then_med.png) ![](FONT/bool.png) |
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ttrace |
Def trace(l) == tree_leaf(ts_trace(l)) |
| | Thm* l:Label. trace(l) Term |
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ptn_atom |
Def ptn_atom(x) == inl(x) |
| | Thm* T:Type, x:Atom. ptn_atom(x) ptn_con(T) |
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Thm* x:Atom. ptn_atom(x) Pattern |
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Thm* x:Atom. ptn_atom(x) Label |
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dec_mng |
Def [[d]] rho == Case(d) Case x : s = > x:[[s]] rho |
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Thm* rho:Decl, d:dec(). [[d]] rho Decl |
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col_member |
Def x c == c(x) |
| | Thm* T:Type, x:T, c:Collection(T). x c Prop |
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dall |
Def D(i) for i I(x) == i:I. D(i)(x) |
| | Thm* I:Type, D:(I![](FONT/dash.png) Decl). D(i) for i I Decl |
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trace_env_trace |
Def t.trace == 1of(t) |
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Thm* d:Decl, t:trace_env(d). t.trace ( d) List |
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pi1 |
Def 1of(t) == t.1 |
| | Thm* A:Type, B:(A![](FONT/dash.png) Type), p:(a:A B(a)). 1of(p) A |
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ground_ptn |
Def ground_ptn(p)
== Case(p)
Case ptn_var(v) = >
false
Case ptn_pr( < x, y > ) = >
ground_ptn(x)![](FONT/and.png) ground_ptn(y)
Default = > true
(recursive) |
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Thm* p:Pattern. ground_ptn(p) ![](FONT/bool.png) |
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ptn |
Def Pattern == rec(T.ptn_con(T)) |
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Thm* Pattern Type |
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ptn_pr |
Def ptn_pr(x) == inr(inr(inr(x))) |
| | Thm* T:Type, x:(T T). ptn_pr(x) ptn_con(T) |
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Thm* x,y:Pattern. ptn_pr( < x,y > ) Pattern |
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decl_type |
Def decl_type(d;x) == d(x) |
| | Thm* dec:Decl, x:Label. decl_type(dec;x) Type |
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term_mentions_guard |
Def term_mentions_guard(g;t)
== term_iterate( x.false ;
x.false ;
x.false ;
x.false ;
x.x = g;
x,y. x ![](FONT/or.png) y;
t) |
| | Thm* t:Term, g:Label. term_mentions_guard(g;t) ![](FONT/bool.png) |
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pi2 |
Def 2of(t) == t.2 |
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Thm* A:Type, B:(A![](FONT/dash.png) Type), p:(a:A B(a)). 2of(p) B(1of(p)) |
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ts_trace |
Def ts_trace(x) == inr(inr(inr(inr(x)))) |
| | Thm* x:Label. ts_trace(x) ts() |
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tree_leaf |
Def tree_leaf(x) == inl(x) |
| | Thm* E,T:Type, x:E. tree_leaf(x) tree_con(E;T) |
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Thm* E:Type, x:E. tree_leaf(x) Tree(E) |
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tree |
Def Tree(E) == rec(T.tree_con(E;T)) |
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Thm* E:Type. Tree(E) Type |
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st_mng |
Def [[s]] rho == t_iterate(st_lift(rho); x,y. x![](FONT/dash.png) y;s) |
| | Thm* rho:Decl, s:SimpleType. [[s]] rho Type |
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dbase |
Def x:y(a) == if a = x y else Top fi |
| | Thm* x:Label, y:Type. x:y Decl |
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case_mk_dec |
Def Case lbl : typ = > body(lbl;typ)(x,z) == x/x2,x1. body(x2;x1) |
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eq_lbl |
Def l1 = l2
== Case(l1)
Case ptn_atom(x) = >
Case(l2)
Case ptn_atom(y) = >
x= y Atom
Default = > false
Case ptn_int(x) = >
Case(l2)
Case ptn_int(y) = >
x= y
Default = > false
Case ptn_var(x) = >
Case(l2)
Case ptn_var(y) = >
x= y Atom
Default = > false
Case ptn_pr( < x, y > ) = >
Case(l2)
Case ptn_pr( < u, v > ) = >
x = u![](FONT/and.png) y = v
Default = > false
Default = > false
(recursive) |
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Thm* l1,l2:Pattern. l1 = l2 ![](FONT/bool.png) |
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term_iterate |
Def term_iterate(v;
p;
op;
f;
tr;
a;
t)
== t_iterate( x.ts_case(x)
var(a)= > v(a)
var'(b)= > p(b)
opr(c)= > op(c)
fvar(d)= > f(d)
trace(P)= > tr(P)
end_ts_case ;a;t) |
| | Thm* A:Type, v,op,f,p,tr:(Label![](FONT/dash.png) A), a:(A![](FONT/dash.png) A![](FONT/dash.png) A), t:Term. term_iterate(v;p;op;f;tr;a;t) A |
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t_iterate |
Def t_iterate(l;n;t)
== Case(t)
Case x;y = >
n(t_iterate(l;n;x),t_iterate(l;n;y))
Case tree_leaf(x) = >
l(x)
Default = > True
(recursive) |
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Thm* E,A:Type, l:(E![](FONT/dash.png) A), n:(A![](FONT/dash.png) A![](FONT/dash.png) A), t:Tree(E). t_iterate(l;n;t) A |
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ts_case |
Def ts_case(x)
var(a)= > v(a)
var'(b)= > p(b)
opr(f)= > op(f)
fvar(x)= > f(x)
trace(P)= > t(P)
end_ts_case
== Case(x)
Case ts_var(a) = >
v(a)
Case ts_pvar(b) = >
p(b)
Case ts_op(f) = >
op(f)
Case ts_fvar(x) = >
f(x)
Case ts_trace(P) = >
t(P)
Default = > ![](FONT/dot.png) |
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Thm* A:Type, v,op,f,p,t:(Label![](FONT/dash.png) A), x:ts().
ts_case(x)var(a)= > v(a)var'(b)= > p(b)opr(f)= > op(f)fvar(y)= > f(y)trace(P)= > t(P)end_ts_case A |
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case |
Def Case(value) body == body(value,value) |
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case_default |
Def Default = > body(value,value) == body |
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band |
Def p![](FONT/and.png) q == if p q else false fi |
| | Thm* p,q: . (p![](FONT/and.png) q) ![](FONT/bool.png) |
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case_lbl_pair |
Def Case ptn_pr( < x, y > ) = > body(x;y) cont(x1,z)
== InjCase(x1; _. cont(z,z); x2.
InjCase(x2; _. cont(z,z); x2@0. InjCase(x2@0; _. cont(z,z); x2@1. x2@1/x3,x2@2. body(x3;x2@2)))) |
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case_ptn_var |
Def Case ptn_var(x) = > body(x) cont(x1,z)
== ( x1.inr(x2) = >
( x1.inr(x2) = >
( x1.inl(x2) = > body(hd([x2 / tl(x1)])) cont(hd(x1),z))([x2 / tl(x1)])
cont
(hd(x1)
,z))
([x2 / tl(x1)])
cont
(hd(x1)
,z))
([x1]) |
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ptn_con |
Def ptn_con(T) == Atom+ +Atom+(T T) |
| | Thm* T:Type. ptn_con(T) Type |
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filter |
Def filter(P;l) == reduce( a,v. if P(a) [a / v] else v fi;nil;l) |
| | Thm* T:Type, P:(T![](FONT/dash.png) ![](FONT/then_med.png) ), l:T List. filter(P;l) T List |
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bor |
Def p ![](FONT/or.png) q == if p true else q fi |
| | Thm* p,q: . (p ![](FONT/or.png) q) ![](FONT/bool.png) |
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tree_con |
Def tree_con(E;T) == E+(T T) |
| | Thm* E,T:Type. tree_con(E;T) Type |
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st_lift |
Def st_lift(rho)(x) == InjCase(x; x'. rho(x'); a. Top) |
| | Thm* rho:(Label![](FONT/dash.png) Type). st_lift(rho) (Label+Unit)![](FONT/dash.png) Type |
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top |
Def Top == Void given Void |
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Thm* Top Type |
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case_ptn_int |
Def Case ptn_int(x) = > body(x) cont(x1,z)
== ( x1.inr(x2) = >
( x1.inl(x2) = > body(hd([x2 / tl(x1)])) cont(hd(x1),z))([x2 / tl(x1)])
cont
(hd(x1)
,z))
([x1]) |
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case_ts_trace |
Def Case ts_trace(x) = > body(x) cont(x1,z)
== ( x1.inr(x2) = >
( x1.inr(x2) = >
( x1.inr(x2) = >
( x1.inr(x2) = > body(hd([x2 / tl(x1)])) cont(hd(x1),z))([x2 / tl(x1)])
cont
(hd(x1)
,z))
([x2 / tl(x1)])
cont
(hd(x1)
,z))
([x2 / tl(x1)])
cont
(hd(x1)
,z))
([x1]) |
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case_ts_fvar |
Def Case ts_fvar(x) = > body(x) cont(x1,z)
== ( x1.inr(x2) = >
( x1.inr(x2) = >
( x1.inr(x2) = >
( x1.inl(x2) = > body(hd([x2 / tl(x1)])) cont(hd(x1),z))([x2 / tl(x1)])
cont
(hd(x1)
,z))
([x2 / tl(x1)])
cont
(hd(x1)
,z))
([x2 / tl(x1)])
cont
(hd(x1)
,z))
([x1]) |
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case_ts_op |
Def Case ts_op(x) = > body(x) cont(x1,z)
== ( x1.inr(x2) = >
( x1.inr(x2) = >
( x1.inl(x2) = > body(hd([x2 / tl(x1)])) cont(hd(x1),z))([x2 / tl(x1)])
cont
(hd(x1)
,z))
([x2 / tl(x1)])
cont
(hd(x1)
,z))
([x1]) |
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case_ts_pvar |
Def Case ts_pvar(x) = > body(x) cont(x1,z)
== ( x1.inr(x2) = >
( x1.inl(x2) = > body(hd([x2 / tl(x1)])) cont(hd(x1),z))([x2 / tl(x1)])
cont
(hd(x1)
,z))
([x1]) |
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hd |
Def hd(l) == Case of l; nil "?" ; h.t h |
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Thm* A:Type, l:A List. ||l|| 1 ![](FONT/eq.png) hd(l) A |
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Thm* A:Type, l:A List . hd(l) A |
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tl |
Def tl(l) == Case of l; nil nil ; h.t t |
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Thm* A:Type, l:A List. tl(l) A List |
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case_inl |
Def inl(x) = > body(x) cont(value,contvalue)
== InjCase(value; x. body(x); _. cont(contvalue,contvalue)) |
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case_inr |
Def inr(x) = > body(x) cont(value,contvalue)
== InjCase(value; _. cont(contvalue,contvalue); x. body(x)) |
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reduce |
Def reduce(f;k;as) == Case of as; nil k ; a.as' f(a,reduce(f;k;as')) (recursive) |
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Thm* A,B:Type, f:(A![](FONT/dash.png) B![](FONT/dash.png) B), k:B, as:A List. reduce(f;k;as) B |
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eq_atom |
Def x= y Atom == if x=y Atom true ; false fi |
| | Thm* x,y:Atom. x= y Atom ![](FONT/bool.png) |
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eq_int |
Def i= j == if i=j true ; false fi |
| | Thm* i,j: . (i= j) ![](FONT/bool.png) |
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case_ptn_atom |
Def Case ptn_atom(x) = > body(x) cont(x1,z)
== InjCase(x1; x2. body(x2); _. cont(z,z)) |
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case_tree_leaf |
Def Case tree_leaf(x) = > body(x) cont(x1,z)
== InjCase(x1; x2. body(x2); _. cont(z,z)) |
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case_node |
Def Case x;y = > body(x;y) cont(x1,z)
== InjCase(x1; _. cont(z,z); x2. x2/x3,x2@0. body(x3;x2@0)) |
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case_ts_var |
Def Case ts_var(x) = > body(x) cont(x1,z)
== InjCase(x1; x2. body(x2); _. cont(z,z)) |