1 (**************************************************************************)
4 (* ||A|| A project by Andrea Asperti *)
6 (* ||I|| Developers: *)
7 (* ||T|| The HELM team. *)
8 (* ||A|| http://helm.cs.unibo.it *)
10 (* \ / This file is distributed under the terms of the *)
11 (* v GNU General Public License Version 2 *)
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15 (* GENERAL NOTATION USED BY THE FORMAL SYSTEM λδ ****************************)
17 notation < "hvbox( l1 ⊕ break l2 )"
18 left associative with precedence 60
19 for @{ 'OPlus $A $B $l1 $l2 }.
21 notation > "hvbox( l1 ⊕ break l2 )"
22 left associative with precedence 60
23 for @{ 'OPlus ? ? $l1 $l2 }.
25 (**) fix pair notation
26 notation > "hvbox( l1 ⊕{ break term 46 A, break term 46 A } break term 61 l2 )"
27 non associative with precedence 60
28 for @{ 'OPlus $A $B $l1 $l2 }.