In this section we will show what is abstract syntax tree. For a rule or production, it can be reprensented by a tree like struture, non-terminal in the left of arraw can be the parent node, ...

Abstract: Abstract Syntax Trees (ASTs) are intermediate representations widely used by compiler frameworks. One of their strengths is that they can be used to determine the similarity among a ...

Abstract: The L-system is a commonly used methodology to generate fractals and realistic model plants, yet it is very complex and computationally expensive. This paper presents a new parallel L-system ...