7 ideas
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] |
21516 | We want certainty in order to achieve secure results for action [Dewey] |
20575 | Socialist economics needs a very strong central power, virtually leading to slavery [Hayek, by Oksala] |
22599 | Hayek was a liberal, but mainly concerned with market freedom [Hayek, by Dunt] |
22600 | Impeding the market is likely to lead to extensive state control [Hayek] |