“Function and Concept” (German: Über Funktion und Begriff, “On Function and Concept”) is an article by Gottlob Frege, published in The article involves a . : Funktion, Begriff, Bedeutung (): Gottlob Frege: Books. Funktion, Begriff, Bedeutung. [Gottlob Frege] on *FREE* shipping on qualifying offers. Mit den hier von Günther Patzig zusammengestellten und.
| Author: | Galabar Fenrilabar |
| Country: | Cambodia |
| Language: | English (Spanish) |
| Genre: | Relationship |
| Published (Last): | 12 September 2006 |
| Pages: | 211 |
| PDF File Size: | 13.37 Mb |
| ePub File Size: | 3.73 Mb |
| ISBN: | 639-5-34774-566-8 |
| Downloads: | 61493 |
| Price: | Free* [*Free Regsitration Required] |
| Uploader: | Samugami |
Second order concepts correlate concepts and relations with truth values. That is, if any of the above conditions accurately describes both P and Qthen every object falling under P can be paired with a unique and distinct object falling under Q and, under this pairing, every object falling under Q gets paired with some unique and distinct object falling under P.
John believes that Samuel Clemens wrote Huckleberry Finn.
The extension of a concept F records just those objects which F maps to The True. Peter marked it as to-read May 12, Aspekte und Probleme der Sprachphilosophie.
Few philosophers today believe that mathematics can be reduced to logic in the way Frege had in mind. Two Theses, Two Senses. This article has no associated abstract.
Funktion, Begriff, Bedeutung: Fünf Logische Studien
Unfortunately, his last years saw him become more than just politically conservative and right-wing — his diary for a brief period in show sympathies for fascism and anti-Semitism see Frege [], translated by R.
He never published a philosophical monograph other than The Foundations of Arithmeticmuch of which was mathematical in content, and the first collections of his writings appeared only after World War II.
Let us call the new, defined symbol introduced in a definition the definiendumand the term that is used to define the new term the definiens. Frege, therefore, would analyze this attitude report as follows: Previous logic had dealt with the logical constants andorif Frege was extremely careful about the proper description and definition of logical and mathematical concepts.
Verlag Hermann Pohle online version. In the four semesters of his studies he attended approximately twenty courses of lectures, most of them on mathematics and physics. Academic Tools How to cite this entry.
Gottlob Frege (Stanford Encyclopedia of Philosophy)
Is e an element of itself? Return to Book Page. We can do without the notation introduced by this sentence, and hence without the sentence itself as its definition; nothing follows from the sentence that could not also be inferred without it.
Immediately after that, inhe published the first volume of the technical work previously mentioned, Grundgesetze der Arithmetik. Frege’s two systems are best characterized as term logics, since all of the complete expressions are denoting terms.
Philosophy and Politics in Nazi Germanypp. Thus, Frege analyzed the above inferences in the following general way:.
6 Funktion, Begriff, Wertverlauf, Klasse : Gottlob Frege Eine Einführung in sein Werk
Actually, Frege used an identity sign instead of the biconditional as the main connective of this principle, for reasons described above. In general, then, the Principle of Identity Substitution seems to take the following form, where S is a sentence, n and m are names, and S n differs from S m only by the fact that at least one occurrence of m replaces n:.
The system of the Grundgesetze entails that the set thus characterised both is and is not a member of itself, and is thus inconsistent. A concept F falls under funltion second-level concept just in case F maps at least one object to The True. Edit this record Mark as duplicate Export citation Find it on Scholar Request removal from index Translate to english Revision history. Philosophy portal Logic portal. Articles containing German-language text All stub articles.
In the second case, funmtion second level claim asserts that the first-level concept being an author of Principia Mathematica falls under the second-level concept being a concept under which two objects fall.
The intuitive idea is easily grasped if we consider the relation x is the father of y.
From Wikipedia, the free encyclopedia. There are four special functional expressions which are used in Frege’s system to express complex and general statements: Logic is not purely formal, from Frege’s point of view, but rather can provide substantive knowledge of objects and concepts. Neuenhann, ; translated by H.
Funktion Und Begriff
I would like to thank Kai Wehmeier, whose careful eye as a logician and Frege scholar caught several passages where I had fhnktion the truth past the breaking point. Frege studied at a gymnasium in Wismar and graduated in In other words, the following argument is valid:. If they don’t denote the same object, then there is no reason to think that substitution of one name for another would preserve truth. Renan Virginio marked it as to-read Oct 25, Frege opened the Appendix with the exceptionally honest comment: Blackwell, second revised edition, Begriff, Wahrnehmung und Daseinsthesis.
If we replace a complete name appearing in a sentence by a placeholder, the result is an incomplete expression that signifies a special kind of function which Frege called a concept. Retrieved from ” https: Gottlob Frege funkttion 20th Century Philosophy categorize this paper. Sven Seefeld added it Jul 24,