From: Miguel Carrasquer
Message: 38515
Date: 2005-06-11
>> They arose as reduced forms in South Slavic. Serbo-Croatian has fullNo-one accepts *h1s-ónti.
>> forms jesam jesi jest jesmo jeste jesu and enclitic sam si je smo
>> ste su. Slovene has only the reduced forms sem si je smo ste so. The
>> Freisinger Denkmäler (10th cty. Slovene) have several occurrences of
>> iesem. The vowel in Slov. sem (which is a schwa), SbCr. sam and
>> Bulg. sUm is the regular propvowel which appears when clusters move
>> to final position by loss of a final reduced vowel (as in the name
>> Peter, Petar from PetrU). The Macedonian -u- in sum (sic) may show
>> secondary influence from thematic -u (OCS -oN). There is no high
>> antiquity about sem/sam/sum/sUm. The story of its development is
>> strikingly parallel to that of Latin sum.
>
>'jesu' is obviously from 'su' and not the other way around. And the
>reason that's obvious is that everyone accepts the existence of 3rd
>sg. *h1és-ti vs 3rd pl. *h1s-ónti.