36 ideas
| 11159 | My account shows how the concept works, rather than giving an analysis [Fine,K] |
| 11157 | Modern philosophy has largely abandoned real definitions, apart from sortals [Fine,K] |
| 11171 | Defining a term and giving the essence of an object don't just resemble - they are the same [Fine,K] |
| 18951 | For scientific purposes there is a precise concept of 'true-in-L', using set theory [Putnam] |
| 18953 | Modern notation frees us from Aristotle's restriction of only using two class-names in premises [Putnam] |
| 18949 | The universal syllogism is now expressed as the transitivity of subclasses [Putnam] |
| 18952 | '⊃' ('if...then') is used with the definition 'Px ⊃ Qx' is short for '¬(Px & ¬Qx)' [Putnam] |
| 18958 | In type theory, 'x ∈ y' is well defined only if x and y are of the appropriate type [Putnam] |
| 18954 | Before the late 19th century logic was trivialised by not dealing with relations [Putnam] |
| 18956 | Asserting first-order validity implicitly involves second-order reference to classes [Putnam] |
| 18962 | Unfashionably, I think logic has an empirical foundation [Putnam] |
| 18961 | We can identify functions with certain sets - or identify sets with certain functions [Putnam] |
| 18955 | Having a valid form doesn't ensure truth, as it may be meaningless [Putnam] |
| 18959 | Sets larger than the continuum should be studied in an 'if-then' spirit [Putnam] |
| 11151 | An object is dependent if its essence prevents it from existing without some other object [Fine,K] |
| 18957 | Nominalism only makes sense if it is materialist [Putnam] |
| 18950 | Physics is full of non-physical entities, such as space-vectors [Putnam] |
| 11152 | Essences are either taken as real definitions, or as necessary properties [Fine,K] |
| 11161 | Essentially having a property is naturally expressed as 'the property it must have to be what it is' [Fine,K] |
| 11160 | Simple modal essentialism refers to necessary properties of an object [Fine,K] |
| 11158 | Essentialist claims can be formulated more clearly with quantified modal logic [Fine,K] |
| 11167 | Metaphysical necessity is a special case of essence, not vice versa [Fine,K] |
| 16537 | Essence as necessary properties produces a profusion of essential properties [Fine,K, by Lowe] |
| 11163 | The nature of singleton Socrates has him as a member, but not vice versa [Fine,K] |
| 11164 | It is not part of the essence of Socrates that a huge array of necessary truths should hold [Fine,K] |
| 10935 | An essential property of something must be bound up with what it is to be that thing [Fine,K, by Rami] |
| 10936 | Essential properties are part of an object's 'definition' [Fine,K, by Rami] |
| 11165 | If Socrates lacks necessary existence, then his nature cannot require his parents' existence [Fine,K] |
| 11166 | The subject of a proposition need not be the source of its necessity [Fine,K] |
| 11169 | Conceptual necessities rest on the nature of all concepts [Fine,K] |
| 11162 | Socrates is necessarily distinct from the Eiffel Tower, but that is not part of his essence [Fine,K] |
| 11168 | Metaphysical necessities are true in virtue of the nature of all objects [Fine,K] |
| 18960 | Most predictions are uninteresting, and are only sought in order to confirm a theory [Putnam] |
| 11170 | Analytic truth may only be true in virtue of the meanings of certain terms [Fine,K] |
| 11172 | The meaning of 'bachelor' is irrelevant to the meaning of 'unmarried man' [Fine,K] |
| 7903 | The six perfections are giving, morality, patience, vigour, meditation, and wisdom [Nagarjuna] |