%%%%%%%%%%%%%%% library file for datatypes etc.

%%% Identifiers

\newcommand{\va}{\VV{a}}
\newcommand{\vb}{\VV{b}}
\newcommand{\vc}{\VV{c}}
\newcommand{\vd}{\VV{d}}
\newcommand{\ve}{\VV{e}}
\newcommand{\vf}{\VV{f}}
\newcommand{\vg}{\VV{g}}
\newcommand{\vh}{\VV{h}}
\newcommand{\vi}{\VV{i}}
\newcommand{\vj}{\VV{j}}
\newcommand{\vk}{\VV{k}}
\newcommand{\vl}{\VV{l}}
\newcommand{\vm}{\VV{m}}
\newcommand{\vn}{\VV{n}}
\newcommand{\vo}{\VV{o}}
\newcommand{\vp}{\VV{p}}
\newcommand{\vq}{\VV{q}}
\newcommand{\vr}{\VV{r}}
\newcommand{\vs}{\VV{s}}
\newcommand{\vt}{\VV{t}}
\newcommand{\vu}{\VV{u}}
\newcommand{\vv}{\VV{v}}
\newcommand{\vw}{\VV{w}}
\newcommand{\vx}{\VV{x}}
\newcommand{\vy}{\VV{y}}
\newcommand{\vz}{\VV{z}}
\newcommand{\vA}{\VV{A}}
\newcommand{\vB}{\VV{B}}
\newcommand{\vC}{\VV{C}}
\newcommand{\vD}{\VV{D}}
\newcommand{\vE}{\VV{E}}
\newcommand{\vF}{\VV{F}}
\newcommand{\vG}{\VV{G}}
\newcommand{\vH}{\VV{H}}
\newcommand{\vI}{\VV{I}}
\newcommand{\vJ}{\VV{J}}
\newcommand{\vK}{\VV{K}}
\newcommand{\vL}{\VV{L}}
\newcommand{\vM}{\VV{M}}
\newcommand{\vN}{\VV{N}}
\newcommand{\vO}{\VV{O}}
\newcommand{\vP}{\VV{P}}
\newcommand{\vQ}{\VV{Q}}
\newcommand{\vR}{\VV{R}}
\newcommand{\vS}{\VV{S}}
\newcommand{\vT}{\VV{T}}
\newcommand{\vU}{\VV{U}}
\newcommand{\vV}{\VV{V}}
\newcommand{\vW}{\VV{W}}
\newcommand{\vX}{\VV{X}}
\newcommand{\vY}{\VV{Y}}
\newcommand{\vZ}{\VV{Z}}
\newcommand{\vas}{\VV{as}}
\newcommand{\vbs}{\VV{bs}}
\newcommand{\vcs}{\VV{cs}}
\newcommand{\vds}{\VV{ds}}
\newcommand{\ves}{\VV{es}}
\newcommand{\vfs}{\VV{fs}}
\newcommand{\vgs}{\VV{gs}}
\newcommand{\vhs}{\VV{hs}}
\newcommand{\vis}{\VV{is}}
\newcommand{\vjs}{\VV{js}}
\newcommand{\vks}{\VV{ks}}
\newcommand{\vls}{\VV{ls}}
\newcommand{\vms}{\VV{ms}}
\newcommand{\vns}{\VV{ns}}
\newcommand{\vos}{\VV{os}}
\newcommand{\vps}{\VV{ps}}
\newcommand{\vqs}{\VV{qs}}
\newcommand{\vrs}{\VV{rs}}
%\newcommand{\vss}{\VV{ss}}
\newcommand{\vts}{\VV{ts}}
\newcommand{\vus}{\VV{us}}
\newcommand{\vvs}{\VV{vs}}
\newcommand{\vws}{\VV{ws}}
\newcommand{\vxs}{\VV{xs}}
\newcommand{\vys}{\VV{ys}}
\newcommand{\vzs}{\VV{zs}}

%%% Telescope Identifiers

\newcommand{\ta}{\vec{\VV{a}}}
\newcommand{\tb}{\vec{\VV{b}}}
\newcommand{\tc}{\vec{\VV{c}}}
\newcommand{\td}{\vec{\VV{d}}}
\newcommand{\te}{\vec{\VV{e}}}
\newcommand{\tf}{\vec{\VV{f}}}
\newcommand{\tg}{\vec{\VV{g}}}
%\newcommand{\th}{\vec{\VV{h}}}
\newcommand{\ti}{\vec{\VV{i}}}
\newcommand{\tj}{\vec{\VV{j}}}
\newcommand{\tk}{\vec{\VV{k}}}
\newcommand{\tl}{\vec{\VV{l}}}
\newcommand{\tm}{\vec{\VV{m}}}
\newcommand{\tn}{\vec{\VV{n}}}
%\newcommand{\to}{\vec{\VV{o}}}
\newcommand{\tp}{\vec{\VV{p}}}
\newcommand{\tq}{\vec{\VV{q}}}
\newcommand{\tr}{\vec{\VV{r}}}
\newcommand{\tts}{\vec{\VV{s}}}
\newcommand{\ttt}{\vec{\VV{t}}}
\newcommand{\tu}{\vec{\VV{u}}}
%\newcommand{\tv}{\vec{\VV{v}}}
\newcommand{\tw}{\vec{\VV{w}}}
\newcommand{\tx}{\vec{\VV{x}}}
\newcommand{\ty}{\vec{\VV{y}}}
\newcommand{\tz}{\vec{\VV{z}}}
\newcommand{\tA}{\vec{\VV{A}}}
\newcommand{\tB}{\vec{\VV{B}}}
\newcommand{\tC}{\vec{\VV{C}}}
\newcommand{\tD}{\vec{\VV{D}}}
\newcommand{\tE}{\vec{\VV{E}}}
\newcommand{\tF}{\vec{\VV{F}}}
\newcommand{\tG}{\vec{\VV{G}}}
\newcommand{\tH}{\vec{\VV{H}}}
\newcommand{\tI}{\vec{\VV{I}}}
\newcommand{\tJ}{\vec{\VV{J}}}
\newcommand{\tK}{\vec{\VV{K}}}
\newcommand{\tL}{\vec{\VV{L}}}
\newcommand{\tM}{\vec{\VV{M}}}
\newcommand{\tN}{\vec{\VV{N}}}
\newcommand{\tO}{\vec{\VV{O}}}
\newcommand{\tP}{\vec{\VV{P}}}
\newcommand{\tQ}{\vec{\VV{Q}}}
\newcommand{\tR}{\vec{\VV{R}}}
\newcommand{\tS}{\vec{\VV{S}}}
\newcommand{\tT}{\vec{\VV{T}}}
\newcommand{\tU}{\vec{\VV{U}}}
\newcommand{\tV}{\vec{\VV{V}}}
\newcommand{\tW}{\vec{\VV{W}}}
\newcommand{\tX}{\vec{\VV{X}}}
\newcommand{\tY}{\vec{\VV{Y}}}
\newcommand{\tZ}{\vec{\VV{Z}}}



%%% Nat

\newcommand{\NatPackage}{
  \newcommand{\Nat}{\TC{\mathbb{N}}}
  \newcommand{\Z}{\DC{0}}
  \newcommand{\suc}{\DC{s}}
  \newcommand{\NatDecl}{
    \Data \hg
    \Axiom{\Nat\Hab\Type} \hg
    \Where \hg
    \Axiom{\Z\Hab\Nat} \hg
    \Rule{\vn\Hab\Nat}
         {\suc\:\vn\Hab\Nat}
}}

%%% Bool

\newcommand{\BoolPackage}{
  \newcommand{\Bool}{\TC{Bool}}
  \newcommand{\true}{\DC{true}}
  \newcommand{\false}{\DC{false}}
  \newcommand{\BoolDecl}{
    \Data \hg
    \Axiom{\Bool\Hab\Type} \hg
    \Where \hg
    \Axiom{\true\Hab\Bool} \hg
    \Axiom{\false\Hab\Bool}
}}

%%% So

\newcommand{\SoPackage}{
  \newcommand{\So}{\TC{So}}
  \newcommand{\oh}{\DC{oh}}
  \newcommand{\SoDecl}{
    \Data \hg
    \Rule{\vb\Hab\Bool}
         {\So\:\vb\Hab\Type} \hg
    \Where \hg
    \Axiom{\oh\Hab\So\:\true}
}}

%%% Unit

\newcommand{\UnitPackage}{
  \newcommand{\Unit}{\TC{Unit}}
  \newcommand{\void}{\DC{void}}
  \newcommand{\UnitDecl}{
    \Data \hg
    \Axiom{\Unit\Hab\Type} \hg
    \Where \hg
    \Axiom{\void\Hab\Unit}
}}

%%% Maybe

\newcommand{\MaybePackage}{
  \newcommand{\Maybe}{\TC{Maybe}}
  \newcommand{\yes}{\DC{yes}}
  \newcommand{\no}{\DC{no}}
  \newcommand{\MaybeDecl}{
    \Data \hg
    \Rule{\vA\Hab\Type}
         {\Maybe\:\vA\Hab\Type} \hg
    \Where \hg
    \Rule{\va \Hab \vA}
         {\yes\:\va\Hab\Maybe\:\vA} \hg
    \Axiom{\no\Hab\Maybe\:\vA}
}}

%%% Cross

\newcommand{\pr}[2]{(#1\DC{,}#2)}  %grrrr
\newcommand{\CrossPackage}{
  \newcommand{\Cross}{\times}
  \newcommand{\CrossDecl}{
    \Data \hg
    \Rule{\vA,\vB\Hab\Type}
         {\vA\Cross\vB\Hab\Type} \hg
    \Where \hg
    \Rule{\va \Hab \vA \hg \vb\Hab\vB}
         {\pr{\va}{\vb}\Hab\vA\Cross\vB}
}}

%%% Fin

\newcommand{\FinPackage}{
  \newcommand{\Fin}{\TC{Fin}}
  \newcommand{\fz}{\DC{f0}}
  \newcommand{\fs}{\DC{fs}}
  \newcommand{\FinDecl}{
    \AR{
    \Data \hg
    \Rule{\vn\Hab\Nat}
         {\Fin\:\vn\Hab\Type} \hg \\
    \Where \hg
    \begin{array}[t]{c}
    \Axiom{\fz\Hab\Fin\:(\suc\:\vn)} \hg
    \Rule{\vi\Hab\Fin\:\vn}
         {\fs\:\vi\Hab\Fin\:(\suc\:\vn)}
    \end{array}
    }
}}

%%% Vect

\newcommand{\VectPackage}{
  \newcommand{\Vect}{\TC{Vect}}
  \newcommand{\vnil}{\varepsilon}
  \newcommand{\vcons}{\,\dcolon\,}
  \newcommand{\vsnoc}{\,\dcolon\,}
  \newcommand{\VectConsDecl}{
    \Data \hg
    \Rule{\vA \Hab \Type \hg \vn\Hab\Nat}
         {\Vect\:\vA\:\vn\Hab\Type} \hg
    \Where \hg \begin{array}[t]{c}
    \Axiom{\vnil \Hab \Vect\:\vA\:\Z} \\
    \Rule{\vx\Hab\vA \hg \vxs\Hab \Vect\:\vA\:\vn }
         {\vx\vcons\vxs\Hab\Vect\:\vA\:(\suc\vn)}
    \end{array}
}
  \newcommand{\VectSnocDecl}{
    \Data \hg
    \Rule{\vA \Hab \Type \hg \vn\Hab\Nat}
         {\Vect\:\vA\:\vn\Hab\Type} \hg
    \Where \hg \begin{array}[t]{c}
    \Axiom{\vnil \Hab \Vect\:\vA\:\Z} \\
    \Rule{\vxs\Hab \Vect\:\vA\:\vn \hg \vx\Hab\vA}
         {\vxs\vsnoc\vx\Hab\Vect\:\vA\:(\suc\vn)}
    \end{array}
}
}

%%% Compare

%Data Compare : (x:nat)(y:nat)Type
%  = lt : (x:nat)(y:nat)(Compare x (plus (S y) x))
%  | eq : (x:nat)(Compare x x)
%  | gt : (x:nat)(y:nat)(Compare (plus (S x) y) y);


\newcommand{\ComparePackage}{
  \newcommand{\Compare}{\TC{Compare}}
  \newcommand{\ltComp}{\DC{lt}}
  \newcommand{\eqComp}{\DC{eq}}
  \newcommand{\gtComp}{\DC{gt}}
  \newcommand{\CompareDecl}{
    \Data \hg
    \Rule{\vm\Hab\Nat\hg\vn\Hab\Nat}
         {\Compare\:\vm\:\vn\Hab\Type} \\
    \Where \hg\begin{array}[t]{c}
    \Rule{\vx\Hab\Nat\hg\vy\Hab\Nat}
         {\ltComp_{\vx}\:\vy\Hab\Compare\:\vx\:(\FN{plus}\:\vx\:(\suc\:\vy))} \\
    \Rule{\vx\Hab\Nat}
         {\eqComp_{\vx}\Hab\Compare\:\vx\:\vx}\\
    \Rule{\vx\Hab\Nat\hg\vy\Hab\Nat}
         {\gtComp_{\vy}\:\vx\Hab\Compare\:(\FN{plus}\:\vy\:(\suc\:\vx))\:\vy} \\
    \end{array}	 
  }

%Data CompareM : Type
%  = ltM : (ydiff:nat)CompareM
%  | eqM : CompareM
%  | gtM : (xdiff:nat)CompareM;

  \newcommand{\CompareM}{\TC{Compare^-}}
  \newcommand{\ltCompM}{\DC{lt^-}}
  \newcommand{\eqCompM}{\DC{eq^-}}
  \newcommand{\gtCompM}{\DC{gt^-}}
  \newcommand{\CompareMDecl}{

     \Data \hg
     \Axiom{\CompareM\Hab\Type} \\
     \Where \hg\begin{array}[t]{c}
     \Rule{\vy\Hab\Nat}
          {\ltCompM\:\vy\Hab\CompareM} \\
     \Axiom{\eqCompM\Hab\CompareM}\\
     \Rule{\vx\Hab\Nat}
          {\gtCompM\:\vx\Hab\CompareM} \\
     \end{array}	
  }
  \newcommand{\CompareRec}{\FN{CompareRec}}
  \newcommand{\CompareRecM}{\FN{CompareRec^-}}

}