Preface |
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xv | |
Acknowledgments |
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xxi | |
Part I: Background Ideas |
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1 | (50) |
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3 | (9) |
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4 | (1) |
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1.2 Logical consequence: the basic recipe |
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5 | (2) |
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1.3 Valid arguments and truth |
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7 | (2) |
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1.4 Summary, looking ahead, and further reading |
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9 | (1) |
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10 | (1) |
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11 | (1) |
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2 Models, modeled, and modeling |
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12 | (6) |
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12 | (1) |
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13 | (2) |
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15 | (1) |
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2.4 A note on notation, metalanguages, and so on |
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15 | (1) |
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2.5 Summary, looking ahead, and further reading |
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16 | (1) |
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16 | (1) |
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17 | (1) |
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3 Language, form, and logical theories |
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18 | (18) |
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3.1 Language and formal languages |
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18 | (1) |
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3.2 Languages: syntax and semantics |
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19 | (4) |
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3.3 Atoms, connectives, and molecules |
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23 | (4) |
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27 | (2) |
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29 | (2) |
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3.6 Logical theories: rivalry |
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31 | (1) |
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3.7 Summary, looking ahead, and further reading |
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32 | (1) |
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33 | (1) |
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34 | (2) |
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36 | (15) |
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36 | (4) |
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4.2 Ordered sets: pairs and n-tuples |
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40 | (2) |
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42 | (2) |
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44 | (2) |
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46 | (1) |
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4.6 Summary, looking ahead, and further reading |
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46 | (1) |
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47 | (1) |
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48 | (3) |
Part II: The Basic Classical Theory |
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51 | (46) |
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5 Basic classical syntax and semantics |
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53 | (21) |
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5.1 Cases: complete and consistent |
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54 | (1) |
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5.2 Classical 'truth conditions' |
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55 | (2) |
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5.3 Basic classical consequence |
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57 | (2) |
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5.4 Motivation: precision |
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59 | (1) |
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60 | (6) |
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66 | (1) |
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5.7 Some notable valid forms |
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67 | (2) |
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5.8 Summary, looking ahead, and further reading |
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69 | (1) |
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70 | (1) |
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71 | (3) |
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6 Basic classical tableaux |
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74 | (12) |
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74 | (3) |
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6.2 Tableaux for the basic classical theory |
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77 | (6) |
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6.3 Summary, looking ahead, and further reading |
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83 | (1) |
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83 | (1) |
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84 | (2) |
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7 Basic classical translations |
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86 | (11) |
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7.1 Atoms, punctuation, and connectives |
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86 | (4) |
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90 | (2) |
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92 | (1) |
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92 | (2) |
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7.5 Summary, looking ahead, and further reading |
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94 | (1) |
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94 | (2) |
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96 | (1) |
Part III: First-Order Classical Theory |
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97 | (74) |
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99 | (12) |
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8.1 Atomic innards: names and predicates |
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99 | (2) |
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8.2 Truth and falsity conditions for atomics |
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101 | (1) |
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8.3 Cases, domains, and interpretation functions |
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102 | (2) |
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104 | (1) |
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105 | (3) |
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8.6 Summary, looking ahead, and further reading |
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108 | (1) |
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108 | (1) |
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109 | (2) |
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9 Everything and something |
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111 | (12) |
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9.1 Validity involving quantifiers |
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111 | (2) |
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9.2 Quantifiers: an informal sketch |
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113 | (1) |
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9.3 Truth and falsity conditions |
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114 | (1) |
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115 | (4) |
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9.5 Summary, looking ahead, and further reading |
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119 | (1) |
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120 | (2) |
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122 | (1) |
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10 First-order language with any-arity innards |
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123 | (10) |
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10.1 Truth and falsity conditions for atomics |
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124 | (2) |
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10.2 Cases, domains, and interpretation functions |
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126 | (1) |
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126 | (1) |
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127 | (3) |
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10.5 Summary, looking ahead, and further reading |
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130 | (1) |
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130 | (2) |
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132 | (1) |
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133 | (12) |
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11.1 Logical expressions, forms, and sentential forms |
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135 | (1) |
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11.2 Validity involving identity |
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135 | (2) |
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11.3 Identity: informal sketch |
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137 | (1) |
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11.4 Truth conditions: informal sketch |
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138 | (1) |
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139 | (3) |
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11.6 Summary, looking ahead, and further reading |
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142 | (1) |
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142 | (2) |
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144 | (1) |
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12 Tableaux for first-order logic with identity |
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145 | (15) |
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145 | (1) |
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12.2 Tableaux for polyadic first-order logic |
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146 | (11) |
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12.3 Summary, looking ahead, and further reading |
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157 | (1) |
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157 | (1) |
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158 | (2) |
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13 First-order translations |
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160 | (11) |
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13.1 Basic classical theory with innards |
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160 | (2) |
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13.2 First-order classical theory |
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162 | (1) |
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163 | (1) |
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13.4 Examples in the polyadic language |
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164 | (2) |
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166 | (2) |
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13.6 Summary, looking ahead, and further reading |
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168 | (1) |
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169 | (1) |
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170 | (1) |
Part IV: Nonclassical Theories |
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171 | (108) |
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14 Alternative logical theories |
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173 | (17) |
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14.1 Apparent unsettledness |
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173 | (3) |
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14.2 Apparent overdeterminacy |
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176 | (1) |
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177 | (1) |
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178 | (1) |
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14.5 Truth and falsity conditions |
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179 | (4) |
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183 | (4) |
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14.7 Summary, looking ahead, and further reading |
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187 | (1) |
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188 | (1) |
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189 | (1) |
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15 Nonclassical sentential logics |
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190 | (11) |
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190 | (1) |
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191 | (5) |
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196 | (1) |
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196 | (2) |
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15.5 Summary, looking ahead, and further reading |
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198 | (1) |
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199 | (1) |
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200 | (1) |
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16 Nonclassical first-order theories |
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201 | (7) |
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201 | (1) |
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202 | (3) |
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16.3 Summary, looking ahead, and further reading |
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205 | (1) |
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206 | (1) |
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207 | (1) |
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208 | (8) |
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208 | (2) |
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17.2 Tableaux for nonclassical first-order logics |
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210 | (5) |
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17.3 Summary, looking ahead, and further reading |
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215 | (1) |
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215 | (1) |
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18 Nonclassical translations |
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216 | (8) |
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18.1 Syntax and semantics |
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216 | (4) |
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220 | (2) |
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18.3 Summary, looking ahead, and further reading |
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222 | (1) |
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222 | (1) |
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223 | (1) |
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224 | (11) |
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19.1 Speaking of nonexistent 'things' |
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224 | (1) |
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225 | (1) |
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19.3 Freeing our terms, expanding our domains |
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226 | (1) |
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19.4 Truth conditions: an informal sketch |
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227 | (1) |
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228 | (3) |
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19.6 Summary, looking ahead, and further reading |
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231 | (1) |
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232 | (1) |
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233 | (2) |
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235 | (19) |
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20.1 Possibility and necessity |
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236 | (1) |
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20.2 Towards truth and falsity conditions |
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237 | (5) |
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20.3 Cases and consequence |
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242 | (1) |
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243 | (4) |
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20.5 Remark on going beyond possibility |
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247 | (3) |
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20.6 Summary, looking ahead, and further reading |
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250 | (1) |
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251 | (1) |
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252 | (2) |
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21 Free and modal tableaux |
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254 | (10) |
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254 | (3) |
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257 | (4) |
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21.3 Summary, looking ahead, and further reading |
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261 | (1) |
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262 | (2) |
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22 Glimpsing different logical roads |
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264 | (15) |
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265 | (2) |
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267 | (3) |
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22.3 Other alethic modalities: actuality |
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270 | (1) |
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22.4 Same connectives, different truth conditions |
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271 | (2) |
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22.5 Another road to difference: consequence |
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273 | (2) |
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22.6 Summary, looking behind and ahead, and further reading |
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275 | (2) |
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277 | (1) |
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277 | (2) |
References |
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279 | (4) |
Index |
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283 | |