Examkin

Soru

Zorluk: OrtaIdentifying Necessary Assumptions

Musicologist: The recently uncovered piano sonata manuscript is undoubtedly an authentic late work by the renowned composer Johannes Berg. The manuscript features a highly unorthodox harmonic progression in its second movement. Historical records demonstrate that Berg was the only composer of his era to experiment with this specific progression, an innovation he developed exclusively during the final three years of his life.

The musicologist's argument requires the assumption that the manuscript was not created by a later musician or forger who deliberately imitated Berg's unique harmonic progression.

Cevap: Cevap

Cevap

True
The statement accurately presents a necessary assumption for the musicologist's argument. The argument leaps from the fact that Berg was the only composer in his era to use the progression to the absolute conclusion that this manuscript must be his authentic work. For this conclusion to hold true, it must be the case that a later imitator or forger did not create the manuscript. Because negating this statement directly invalidates the conclusion, it is logically required.

Adım Adım Çözüm

1
Identify the conclusion and premises of the argument.
Conclusion: The manuscript is an authentic late work by Johannes Berg. Premises: It contains an unorthodox harmonic progression. Berg was the only composer of his era to use this progression, which he developed late in life.
Analyzing the argument's structure is the first step to identifying any logical gaps between the evidence and the conclusion.
2
Identify the logical gap in the reasoning.
The argument assumes that because Berg was the only one in his era to use the progression, no one else from a later era could have written the manuscript.
The premise restricts the uniqueness of the progression to 'his era', leaving open the possibility of later imitations or forgeries.
3
Apply the Negation Technique to the provided statement.
Negated statement: The manuscript WAS created by a later musician or forger who deliberately imitated Berg's unique harmonic progression.
The Negation Technique tests if an assumption is truly necessary. If the negated form destroys the argument, the original statement is a necessary assumption.
4
Evaluate the effect of the negated statement on the conclusion.
If a later forger created the manuscript, then it is NOT an authentic work by Johannes Berg. The conclusion is entirely invalidated.
Since the negated statement destroys the argument's conclusion, the original statement is a logically necessary assumption.

Anahtar Kavram

Identifying Necessary Assumptions (Negation Technique)
Tahmini Süre:1m 15s
Bu soruyu puanla

Konular

Identifying Necessary Assumptions

Bu konudan daha fazla soru