Q: What is script grammar?
A: Script Grammars[1] define the manner in which a script of a given
language is to be written and especially in the case of Indian
languages, the ways in which ligatures have to be constructed.
Please, find the script grammar for Telugu at following URL:
http://tdil-dc.in/tdildcMain/articles/960987Telugu_Script_GrammarWEB.pdf
[1]
http://tdil-dc.in/index.php?option=com_vertical&parentid=79&lang=en
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Sandeep