Titlebook: Learnability and Linguistic Theory; Robert J. Matthews,William Demopoulos Book 1989 Kluwer Academic Publishers, Dordrecht, The Netherlands

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Introduction: Learnability and Linguistic Theory,der different formal models of learning. The specification of such a model, which specifies (a) a learning environment, (b) a learning strategy, and (c) a criterion for successful learning, determines (d) a class of formal objects, namely, the class that can be acquired to the level of the specified

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Learning Theory and Natural Language,tive grammar is such a specification of some definite collection of languages. Contemporary theories of comparative grammar begin with Chomsky (e.g., 1957, 1965), but there are several, different proposals currently under investigation.

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The Plausibility of Rationalism,mid-seventies when both parties eventually tired of unsuccessful attempts to convert each other. In this paper I wish to reopen the discussion of issues raised in that debate, because I believe that we are now able to formulate these issues with sufficient clarity to be able to assess the plausibili

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On Applying Learnability Theory to the Rationalism-Empiricism Controversy,attention from both linguists and philosophers of mind during the past two decades. Traditionally, rationalists have claimed that certain human cognitive capacities such as the capacity for language, for arithmetic, and for geometric reasoning, should be accorded a special status within the full rep

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On Certain Substitutes for Negative Data,at absence. The basic argument has been reiterated many times: If the child does not have access to negative evidence — the information that certain structures are . part of the language — then Universal Grammar presumably does not make available choices that can only be resolved by such evidence. (

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Markedness and Language Development,982). Marked rules are those that generate constructions that are statistically rare across languages or across the lexical items of a single language, and such rules usually violate some formal principle that holds of otherwise similar rules in a grammar. The rarity and formal atypicality of marked

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