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| Type | Label | Description |
|---|---|---|
| Statement | ||
| Theorem | pm2.47 301 | Theorem *2.47 of [WhiteheadRussell] p. 107. |
| Theorem | pm2.48 302 | Theorem *2.48 of [WhiteheadRussell] p. 107. |
| Theorem | pm2.49 303 | Theorem *2.49 of [WhiteheadRussell] p. 107. |
| Theorem | pm2.67 304 | Theorem *2.67 of [WhiteheadRussell] p. 107. |
| Theorem | pm3.2 305 | Join antecedents with conjunction. Theorem *3.2 of [WhiteheadRussell] p. 111. |
| Theorem | pm3.21 306 | Join antecedents with conjunction. Theorem *3.21 of [WhiteheadRussell] p. 111. |
| Theorem | pm3.2i 307 | Infer conjunction of premises. |
| Theorem | pm3.37 308 | Theorem *3.37 (Transp) of [WhiteheadRussell] p. 112. |
| Theorem | pm3.43i 309 | Nested conjunction of antecedents. |
| Theorem | jca 310 | Deduce conjunction of the consequents of two implications ("join consequents with 'and'"). |
| Theorem | jca31 311 | Join three consequents. (Contributed by Jeff Hankins, 1-Aug-2009.) |
| Theorem | jca32 312 | Join three consequents. (Contributed by FL, 1-Aug-2009.) |
| Theorem | jcai 313 | Deduction replacing implication with conjunction. |
| Theorem | jctl 314 | Inference conjoining a theorem to the left of a consequent. |
| Theorem | jctr 315 | Inference conjoining a theorem to the right of a consequent. |
| Theorem | jctil 316 | Inference conjoining a theorem to left of consequent in an implication. |
| Theorem | jctir 317 | Inference conjoining a theorem to right of consequent in an implication. |
| Theorem | ancl 318 | Conjoin antecedent to left of consequent. |
| Theorem | ancr 319 | Conjoin antecedent to right of consequent. |
| Theorem | ancli 320 | Deduction conjoining antecedent to left of consequent. |
| Theorem | ancri 321 | Deduction conjoining antecedent to right of consequent. |
| Theorem | ancld 322 | Deduction conjoining antecedent to left of consequent in nested implication. |
| Theorem | ancrd 323 | Deduction conjoining antecedent to right of consequent in nested implication. |
| Theorem | anc2l 324 | Conjoin antecedent to left of consequent in nested implication. |
| Theorem | anc2r 325 | Conjoin antecedent to right of consequent in nested implication. |
| Theorem | anc2li 326 | Deduction conjoining antecedent to left of consequent in nested implication. |
| Theorem | anc2ri 327 | Deduction conjoining antecedent to right of consequent in nested implication. |
| Theorem | anor 328 | Conjunction in terms of disjunction (DeMorgan's law). Theorem *4.5 of [WhiteheadRussell] p. 120. |
| Theorem | ianor 329 | Negated conjunction in terms of disjunction (DeMorgan's law). Theorem *4.51 of [WhiteheadRussell] p. 120. (The proof was shortened by Andrew Salmon, 13-May-2011.) |
| Theorem | ianorOLD 330 | Negated conjunction in terms of disjunction (DeMorgan's law). Theorem *4.51 of [WhiteheadRussell] p. 120. |
| Theorem | ioran 331 | Negated disjunction in terms of conjunction (DeMorgan's law). Compare Theorem *4.56 of [WhiteheadRussell] p. 120. (The proof was shortened by Andrew Salmon, 7-May-2011.) |
| Theorem | ioranOLD 332 | Negated disjunction in terms of conjunction (DeMorgan's law). Compare Theorem *4.56 of [WhiteheadRussell] p. 120. |
| Theorem | pm4.52 333 | Theorem *4.52 of [WhiteheadRussell] p. 120. |
| Theorem | pm4.53 334 | Theorem *4.53 of [WhiteheadRussell] p. 120. |
| Theorem | pm4.54 335 | Theorem *4.54 of [WhiteheadRussell] p. 120. |
| Theorem | pm4.55 336 | Theorem *4.55 of [WhiteheadRussell] p. 120. |
| Theorem | pm4.56 337 | Theorem *4.56 of [WhiteheadRussell] p. 120. |
| Theorem | oran 338 | Disjunction in terms of conjunction (DeMorgan's law). Compare Theorem *4.57 of [WhiteheadRussell] p. 120. (The proof was shortened by Andrew Salmon, 7-May-2011.) |
| Theorem | oranOLD 339 | Disjunction in terms of conjunction (DeMorgan's law). Compare Theorem *4.57 of [WhiteheadRussell] p. 120. |
| Theorem | pm4.57 340 | Theorem *4.57 of [WhiteheadRussell] p. 120. |
| Theorem | pm3.1 341 | Theorem *3.1 of [WhiteheadRussell] p. 111. |
| Theorem | pm3.11 342 | Theorem *3.11 of [WhiteheadRussell] p. 111. |
| Theorem | pm3.12 343 | Theorem *3.12 of [WhiteheadRussell] p. 111. |
| Theorem | pm3.13 344 | Theorem *3.13 of [WhiteheadRussell] p. 111. |
| Theorem | pm3.14 345 | Theorem *3.14 of [WhiteheadRussell] p. 111. |
| Theorem | simpl 346 | Elimination of a conjunct. Theorem *3.26 (Simp) of [WhiteheadRussell] p. 112. |
| Theorem | simpli 347 | Inference eliminating a conjunct. |
| Theorem | simplld 348 | Deduction eliminating a conjunct. |
| Theorem | simplbi 349 | Deduction eliminating a conjunct. |
| Theorem | simpr 350 | Elimination of a conjunct. Theorem *3.27 (Simp) of [WhiteheadRussell] p. 112. |
| Theorem | simpri 351 | Inference eliminating a conjunct. |
| Theorem | simprd 352 | Deduction eliminating a conjunct. |
| Theorem | simprbi 353 | Deduction eliminating a conjunct. |
| Theorem | pm3.41 354 | Theorem *3.41 of [WhiteheadRussell] p. 113. |
| Theorem | pm3.42 355 | Theorem *3.42 of [WhiteheadRussell] p. 113. |
| Theorem | anclb 356 | Conjoin antecedent to left of consequent. Theorem *4.7 of [WhiteheadRussell] p. 120. |
| Theorem | ancrb 357 | Conjoin antecedent to right of consequent. |
| Theorem | pm3.4 358 | Conjunction implies implication. Theorem *3.4 of [WhiteheadRussell] p. 113. |
| Theorem | pm4.45im 359 | Conjunction with implication. Compare Theorem *4.45 of [WhiteheadRussell] p. 119. |
| Theorem | anim12i 360 | Conjoin antecedents and consequents of two premises. |
| Theorem | anim1i 361 | Introduce conjunct to both sides of an implication. |
| Theorem | anim2i 362 | Introduce conjunct to both sides of an implication. |
| Theorem | orim12i 363 | Disjoin antecedents and consequents of two premises. |
| Theorem | orim1i 364 | Introduce disjunct to both sides of an implication. |
| Theorem | orim2i 365 | Introduce disjunct to both sides of an implication. |
| Theorem | pm2.3 366 | Theorem *2.3 of [WhiteheadRussell] p. 104. |
| Theorem | jao 367 | Disjunction of antecedents. Compare Theorem *3.44 of [WhiteheadRussell] p. 113. |
| Theorem | jaoi 368 | Inference disjoining the antecedents of two implications. |
| Theorem | pm2.41 369 | Theorem *2.41 of [WhiteheadRussell] p. 106. |
| Theorem | pm2.42 370 | Theorem *2.42 of [WhiteheadRussell] p. 106. |
| Theorem | pm2.4 371 | Theorem *2.4 of [WhiteheadRussell] p. 106. |
| Theorem | pm4.44 372 | Theorem *4.44 of [WhiteheadRussell] p. 119. |
| Theorem | pm5.63 373 | Theorem *5.63 of [WhiteheadRussell] p. 125. |
| Theorem | impexp 374 | Import-export theorem. Part of Theorem *4.87 of [WhiteheadRussell] p. 122. |
| Theorem | pm3.3 375 | Theorem *3.3 (Exp) of [WhiteheadRussell] p. 112. |
| Theorem | pm3.31 376 | Theorem *3.31 (Imp) of [WhiteheadRussell] p. 112. |
| Theorem | imp 377 | Importation inference. (The proof was shortened by Eric Schmidt, 22-Dec-2006.) |
| Theorem | impcom 378 | Importation inference with commuted antecedents. |
| Theorem | pm4.14 379 | Theorem *4.14 of [WhiteheadRussell] p. 117. |
| Theorem | pm4.15 380 | Theorem *4.15 of [WhiteheadRussell] p. 117. |
| Theorem | pm4.78 381 | Theorem *4.78 of [WhiteheadRussell] p. 121. |
| Theorem | pm4.79 382 | Theorem *4.79 of [WhiteheadRussell] p. 121. |
| Theorem | pm4.87 383 | Theorem *4.87 of [WhiteheadRussell] p. 122. (The proof was shortened by Eric Schmidt, 26-Oct-2006.) |
| Theorem | pm3.33 384 | Theorem *3.33 (Syll) of [WhiteheadRussell] p. 112. |
| Theorem | pm3.34 385 | Theorem *3.34 (Syll) of [WhiteheadRussell] p. 112. |
| Theorem | pm3.35 386 | Conjunctive detachment. Theorem *3.35 of [WhiteheadRussell] p. 112. |
| Theorem | pm5.31 387 | Theorem *5.31 of [WhiteheadRussell] p. 125. |
| Theorem | imp3a 388 | Importation deduction. |
| Theorem | imp31 389 | An importation inference. |
| Theorem | imp32 390 | An importation inference. |
| Theorem | imp4a 391 | An importation inference. |
| Theorem | imp4b 392 | An importation inference. |
| Theorem | imp4c 393 | An importation inference. |
| Theorem | imp4d 394 | An importation inference. |
| Theorem | imp41 395 | An importation inference. |
| Theorem | imp42 396 | An importation inference. |
| Theorem | imp43 397 | An importation inference. |
| Theorem | imp44 398 | An importation inference. |
| Theorem | imp45 399 | An importation inference. |
| Theorem | imp5a 400 | An importation inference. (Contributed by Jeff Hankins, 7-Jul-2009.) |
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