flex Expert System Toolkit - LPIS

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Appendix B - Formal Definition of KSL 194 procedure . assertion --> [remember] | [forget] . Control Statement control_statement --> [do], directive . control_statement --> [check], optional( [that] ), condition . control_statement --> [if], disjunction( condition ), [then], conjunction( directive ), [else], conjunction( directive ), [end,if] . control_statement --> [repeat], conjunction( directive ), [until], disjunction( condition ), [end,repeat] . control_statement --> [while], disjunction( condition ), [do], conjunction( directive ), [end,while] . control_statement --> [for], universal, disjunction( condition ), [do], conjunction( directive ), [end,for] . universal --> [all] | <strong>flex</strong> toolkit
Appendix B - Formal Definition of KSL 195 [every] | [each] . control_statement --> [for], variable( counter ), [from], expression, [to], expression, optional( step ), [do], conjunction( directive ), [end,for] . step --> [step], expression . Procedure procedure --> [$], procedure . procedure --> “an instance of a template declaration”. procedure --> [ask], name( question ) . procedure --> name( procedure ), ['('], sequence_separator( expression, [','] ), [')'] . procedure --> name( procedure ), optional( proposition ) . proposition --> [is,true] | [is,false] | [is,not,true] | [is,not,false] . <strong>flex</strong> toolkit
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flex Reference By Dave Westwood
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The contents of this manual describ
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Contents 4 Contents Contents 4 1. I
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Contents 6 KSL Sentences 81 Frames
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Contents 8 Variant 196 Set 197 Gene
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1. Introduction 10 Forward Chaining
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2. Frames and Inheritance 12 2. Fra
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2. Frames and Inheritance 14 Defaul
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2. Frames and Inheritance 16 flex t
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2. Frames and Inheritance 18 define
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2. Frames and Inheritance 20 employ
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2. Frames and Inheritance 22 Inheri
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2. Frames and Inheritance 24 Depth-
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2. Frames and Inheritance 26 Univer
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2. Frames and Inheritance 28 The fl
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3. Forward Chaining 30 the axioms a
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3. Forward Chaining 32 flex toolkit
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3. Forward Chaining 34 A Simple Mod
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3. Forward Chaining 36 The basic cy
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3. Forward Chaining 38 First Come F
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3. Forward Chaining 40 considered.
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4. Data-Driven Programming 42 data-
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4. Data-Driven Programming 44 Const
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4. Data-Driven Programming 46 • c
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4. Data-Driven Programming 48 conte
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5. Questions And Answers 50 Rather
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5. Questions And Answers 52 Customi
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5. Questions And Answers 54 answer
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6. Anatomy of a flex Program 56 ?-
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6. Anatomy of a flex Program 58 fle
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6. Anatomy of a flex Program 60 and
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7. Knowledge Specification Language
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8. Run-Time Interpretation of KSL 1
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9. Flex Predicates 120 9. flex Tool
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9. Flex Predicates 122 ask( +Name )
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9. Flex Predicates 124 flex toolkit
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9. Flex Predicates 126 every_instan
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9. Flex Predicates 128 forward_chai
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9. Flex Predicates 130 Examples fle
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9. Flex Predicates 132 are : Search
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9. Flex Predicates 134 isa_demon( ?
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9. Flex Predicates 136 Example ?- i
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9. Flex Predicates 142 new_group( +
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Page 150 and 151: 9. Flex Predicates 148 the agenda.
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Page 154 and 155: 9. Flex Predicates 152 remove_quest
Page 156 and 157: 9. Flex Predicates 154 spied_chain
Page 158 and 159: 9. Flex Predicates 156 If the exist
Page 160 and 161: 11. Example - Robbie Goes Shopping
Page 168 and 169: Appendix A - Examples 166 Appendix
Page 170 and 171: tail Appendix A - Examples 168 herb
Page 172 and 173: Appendix A - Examples 170 Represent
Page 174 and 175: Appendix A - Examples 172 The Ident
Page 176 and 177: Appendix A - Examples 174 Example 2
Page 178 and 179: Appendix A - Examples 176 The Rules
Page 180 and 181: Appendix A - Examples 178 group sta
Page 182 and 183: Appendix B - Formal Definition of K
Page 204 and 205: Appendix C - KSL Keyword Glossary 2
Page 228 and 229: Appendix D - Dealing with Uncertain
Page 234 and 235: Index 232 — GENERAL INDEX — —
Page 236 and 237: Index 234 cycle, 111 cycle/3, 106 c
Page 238 and 239: Index 236 attribute of, 51 child, 7
Page 240 and 241: Index 238 isa_exception/1, 117 isa_
Page 242 and 243: Index 240 Ordering, 58, 59, 88, 105
Page 244 and 245: Index 242 create, 128 disabling of,
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Index 244 Updating agenda, 29, 74 U
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Index 246 false, 180, 193 first, 72
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Index 248 —flex PREDICATES INDEX
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Index 250 run_data/0, 137 run_data/
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