From: Miguel Carrasquer
Message: 27980
Date: 2003-12-05
>So the phoneme schwa _only_ occurred as the thematic vowel?
>Me, on the early Late IE schwa:
>>The *e/*o alternation is, as I already mentioned, the product of a
>>single vowel in early Late IE, *@ (schwa), becoming long before voiced
>>segments. The lengthened schwa ultimately became *o.
>
>Miguel:
>>Why is this influence of voiced segments only seen in the thematic vowel?
>
>The "thematic vowel" is the early Late IE schwa.