In "Two Dogmas of Empiricism" Quine argues that, if this concept is assumed, a form of "radical reduction" is necessary in order to preserve (*) analyticity. "
David Kaplan argued that a version of this concept outlined in "The Methodological Character of Theoretical Concepts" still fails in light of a counterexample to it published by Alonzo Church in 1949. A common critique of this concept is that, if one is to abide by this concept, then abiding by this concept in the first place is irrational. In "Two Dogmas of Empiricism" Quine argues that, if this concept is assumed, a form of "radical reduction" is necessary in order to preserve (*) analyticity. "Strong" and "weak" varieties of this concept are distinguished in Language, Truth, and Logic by Ayer, which introduced it, along with other logical positivist ideas, to the English-speaking world. For 10 points, identify this principle core to the philosophy of the Vienna School, which holds that a proposition is only meaningful if it can be demonstrated to be true or false
David Kaplan argued that a version of this concept outlined in "The Methodological Character of Theoretical Concepts" still fails in light of a counterexample to it published by Alonzo Church in 1949.
verificationism [or verification principle]