Mention117225
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so:text | Is it always permissible to speak of the extension of a concept, of a class? And if not, how do we recognize the exceptional cases? Can we always infer from the extension of one concept's coinciding with that of a second, that every object which falls under the first concept also falls under the second? (en) |
so:isPartOf | https://en.wikiquote.org/wiki/Gottlob_Frege |
so:description | Grundgesetze der Arithmetik, 1893 and 1903 (en) |
qkg:hasContext | qkg:Context57353 |
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Triples where Mention117225 is the object (without rdf:type)
qkg:Quotation109614 | qkg:hasMention |
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