Expressions, Types, and Functions - slide 27 : 46 |

Other simple types

Besides numbers, Scheme also supports booleans, characters, and symbols

- Booleans
*True*is denoted by`#t`and*false*by`#f`- Every non-
*false*values count as true in`if`and`cond`

- Characters
- Characters are denoted as #\a, #\b, ...
- Some characters have symbolic names, such as #\space, #\newline

- Symbols
- Symbols are denoted by quoting their names:
`'a`,`'symbol`, ... - Two symbols are identical in the sense of
`eqv?`if and only if their names are spelled the same way

- Symbols are denoted by quoting their names: