| author | nipkow |
| Thu, 30 Aug 2007 21:43:08 +0200 | |
| changeset 24490 | a4c2a0ffa5be |
| parent 17244 | 0b2ff9541727 |
| child 25135 | 4f8176c940cf |
| permissions | -rw-r--r-- |
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(* Title: HOLCF/IOA/ABP/Spec.thy |
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ID: $Id$ |
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Author: Olaf Müller |
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*) |
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header {* The specification of reliable transmission *}
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theory Spec |
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imports IOA Action |
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begin |
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consts |
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spec_sig :: "'m action signature" |
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spec_trans :: "('m action, 'm list)transition set"
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spec_ioa :: "('m action, 'm list)ioa"
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defs |
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sig_def: "spec_sig == (UN m.{S_msg(m)},
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UN m.{R_msg(m)} Un {Next},
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{})"
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trans_def: "spec_trans == |
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{tr. let s = fst(tr);
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t = snd(snd(tr)) |
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in |
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case fst(snd(tr)) |
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of |
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Next => t=s | (* Note that there is condition as in Sender *) |
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S_msg(m) => t = s@[m] | |
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R_msg(m) => s = (m#t) | |
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S_pkt(pkt) => False | |
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R_pkt(pkt) => False | |
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S_ack(b) => False | |
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R_ack(b) => False}" |
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ioa_def: "spec_ioa == (spec_sig, {[]}, spec_trans)"
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end |