# Simple NS

class Foo\ A

Foo\A:: simplify ( )

## Cross linking

- `A::simplify`

# NS can be changed

class Foo\Bar\ A

Foo\Bar\A:: simplify ( )

class Bar\ A

Bar\A:: simplify ( )

## Cross linking

- `A::simplify`

- `Foo\Bar\A::simplify`

- `Bar\A::simplify`

# NS must not be guessed

These cross references must not have a link as the target methods are not defined.

- `A2::simplify`

- `A::simplify`