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CONTENTS.
| 5. | In what respect this counter-proposition is right, | 456 |
| 6. | In what respect it is wrong, | 457 |
| 7. | The law of excluded middle stated, | 457 |
| 8. | How this law must be qualified, | 457 |
| 9. | Origin of the mistake in regard to this law, | 458 |
| 10. | The want of a clear doctrine of the contradictory has been the cause of much error in philosophy, | 459 |
| 11. | Distinction between the singly and the doubly contradictory., | 460 |
| PROPOSITION II. | ||
| A Premiss by which the Third Alternative is Eliminated, | 461 | |
| Demonstration, | 461 | |
| Observations and Explanations, | 462 | |
| 1. | Why this proposition is introduced, | 462 |
| 2. | Second Counter-proposition, | 462 |
| 3. | To what extent it is true, | 462 |
| PROPOSITION III. | ||
| A Premiss by which the Third Alternative is Eliminated, | 464 | |
| Demonstration, | 464 | |
| Observations and Explanations, | 464 | |
| 1. | The truth of this proposition is presupposed by the very nature of the inquiry, | 465 |
| 2. | Third Counter-proposition. Why there is none, | 466 |
| PROPOSITION IV. | ||
| Eliminates the Third Alternative, | 467 | |
| Demonstration, | 467 | |
| Observations and Explanations, | 467 | |
| 1. | What this proposition effects, | 467 |
| 2. | Fourth Counter-proposition. Why there is none, | 468 |
| 3. | The previous propositions are preliminary. Proposition V. is the starting-point, | 468 |
| PROPOSITION V. | ||
| The remaining Alternatives, | 469 | |
| Demonstration, | 469 | |
| Observations and Explanations, | 469 | |
| 1. | This proposition secures the key of the ontology, | 470 |
| 2. | Fifth Counter-proposition. Why there is none, | 471 |
| PROPOSITION VI. | ||
| What Absolute Existence is not, | 472 | |
| Demonstration, | 472 | |
| Observations and Explanations, | 473
| |
