| 1 | (* Copyright (C) 1999-2006 Henry Cejtin, Matthew Fluet, Suresh |
| 2 | * Jagannathan, and Stephen Weeks. |
| 3 | * |
| 4 | * MLton is released under a BSD-style license. |
| 5 | * See the file MLton-LICENSE for details. |
| 6 | *) |
| 7 | |
| 8 | signature RING_WITH_IDENTITY_STRUCTS = |
| 9 | sig |
| 10 | include RING |
| 11 | |
| 12 | val one: t |
| 13 | end |
| 14 | |
| 15 | signature RING_WITH_IDENTITY = |
| 16 | sig |
| 17 | include RING_WITH_IDENTITY_STRUCTS |
| 18 | |
| 19 | val add1: t -> t |
| 20 | val dec: t ref -> unit |
| 21 | (* fromInt n = 1 + ... + 1, n times. *) |
| 22 | val fromInt: Pervasive.Int.int -> t |
| 23 | val fromIntInf: Pervasive.IntInf.int -> t |
| 24 | val inc: t ref -> unit |
| 25 | val negOne: t |
| 26 | val pow: t * Pervasive.Int.int -> t |
| 27 | val powInf : t * Pervasive.IntInf.int -> t |
| 28 | val pows: (t * Pervasive.Int.int) list -> t (* simultaneous exponentiation *) |
| 29 | val powsInf: (t * Pervasive.IntInf.int) list -> t |
| 30 | val prod: t list -> t |
| 31 | val sub1: t -> t |
| 32 | val three: t |
| 33 | val two: t |
| 34 | end |