When I draw the syntactic tree of a sentence with "not", what kind of component would the "not" be?
e.g.
Jane did not go to school
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Sign up to join this communityWhen I draw the syntactic tree of a sentence with "not", what kind of component would the "not" be?
e.g.
Jane did not go to school
Totally depends on your syntax theory.
Some prefer to do it with a NegP, as suggested bei @eijen:
Others assume the negation to be in I:
And then again you could see negation as an adverb modifying the VP, as suggested by @BillJ:
There really isn't a uniform answer, because that depends so much on your syntax theory (already whether you assume that there is something like TP and little v, go with I instead, maybe something even different, ...), so you'd need to specify what framework you are in.
¬can(go)
and can(¬go)
? This is an idiosyncractic property of English syntax and probably simply can not be universally resolved in a "better" syntactic tree because there are always two readings possible, which however should not disturb the theory's general functionality - I recently had a similar discussion here.
Jul 2, 2016 at 15:25
Logically, "not" is a sentential adverb. Grammatically, in English, it is an auxiliary verb suffix. The disparity between its logic and its grammar explains why it is so difficult to classify, especially for those grammarians who cannot distinguish logic from grammar.
A grammatical modifier is an element which when added to something of a certain grammatical category gives a new element of that same category. In logic, negation and the modal operators are treated as being added to sentences (or, that is, propositions) to create new sentences. If p is a sentence, then ~p is also a sentence. Although logicians don't use this terminology (they generally call ~, Nec, etc. "operators"), this makes negation a grammatical modifier. Grammarians generally call modifiers of nouns "adjectives" and other modifiers "adverbs", so it is reasonable (though vague) to call "not" an adverb, judging from its logic, since it modifies something other than a noun (viz., a sentence).
In English grammar, though negative "never" can reasonably be classified as sentential adverb, comparable to "possibly" or "maybe", "not" itself is not at all a grammatical adverb. Instead, it is suffixed to a finite auxiliary verb like "is", "can", "does", to create a new finite auxiliary verb ("isn't", "cannot", "doesn't", and so on).
not is the head of a NegP in English. See ch. 6 of Beatrice Santorini's syntax textbook for the history and reasons for why not is understood as a NegP in English.
¬ Go-to-school (Jane)
, which is to say it modifies (or operates over, if you prefer) the entire clause. The placement of the negative in the sentence is a consequence of syntax, not modification.