The characteristic of the symmetrical syllabic signs is that 4 different dispositions can be written on the writing surface to denote syllables of one consonant with four vowels in an unambiguous way. in the analyzed 6 signs were identified. They are the following:
as marks for 6 consonants.
Each of these 6 marks in the writing surface, can be written in with 4 dispositions, as follows:
In this way, using 6 different signs 6 x 4 = 24 different syllables of the consonant - vowel type can be written in a monosemic way.