Syntax issues

What are each of the following used for in Maple? Discuss each with your partner. If neither person knows, ask your professor. After a few minutes, we'll pick some pairs to report on the uses of various punctuation symbols.

parentheses: ()
square brackets []
curly braces {}
carat ^
semicolon ;
colon :
equal sign =
assignment operator :=
arrow ->
double quotes "
single quotes '
back quotes `