author | wenzelm |
Sat, 03 Sep 2005 16:50:22 +0200 | |
changeset 17244 | 0b2ff9541727 |
parent 14981 | e73f8140af78 |
child 19739 | c58ef2aa5430 |
permissions | -rw-r--r-- |
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(* Title: HOL/IOA/NTP/Spec.thy |
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ID: $Id$ |
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Author: Tobias Nipkow & Konrad Slind |
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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)}, |
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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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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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C_m_s => False | |
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C_m_r => False | |
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C_r_s => False | |
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C_r_r(m) => False}" |
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ioa_def: "spec_ioa == (spec_sig, {[]}, spec_trans,{},{})" |
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ML {* use_legacy_bindings (the_context ()) *} |
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end |