Question

which symbol is used to represent the null/empty characters. (two marks answer) .​

Answer 1

Answer:

The null sign U+2205 ∅ EMPTY SET denotes the empty set in mathematics. The same letter in linguistics represents zero, the lack of an element. It is commonly used in phonology, morphology, and syntax.

Answer 2

Answer:

We can use braces to show the empty set: { }. Alternatively, this symbol, Ø, is often used to show the empty set. As the picture shows, the two symbols mean the same thing.....