I think (I have no idea why) there should be a comma after so in the following. Am I correct or not?
If so, are they different from each other?
In light of the possible duplicate, is If so an introductory clause?
Possible duplicate: Comma after if not?
Another example is:
If it helps, here is the translation for some of the Persian IT on-topic questions.
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donald remero
[ Moderator ]
Yes, you are exactly correct. Both of these sentences are punctuated correctly:
If so, are they different from each other?
If it helps, here is the translation for some of the Persian IT on-topic questions.
It is also the same basic issue addressed in Comma after if not?