[css-text-3] Persian examples correct?

[r12a]

8.3. Bidirectionality and Line Boxes
https://www.w3.org/TR/css-text-3/#bidi-linebox

Example 31
I'm curious about whether the Persian example text و·کمی is correct. I was surprised to see the

· U+00B7 MIDDLE DOT

(The meaning doesn't seem to match the Latin alternative, ie. it doesn't say 'Arabic'.)