5 ideas
22519 | Philosophers are revealed by their fears [Billington] |
13831 | Logic is based on transitions between sentences [Prawitz] |
13825 | Natural deduction introduction rules may represent 'definitions' of logical connectives [Prawitz] |
13823 | In natural deduction, inferences are atomic steps involving just one logical constant [Prawitz] |
16764 | The soul conserves the body, as we see by its dissolution when the soul leaves [Toletus] |