groff -Tascii <<'EOF'
.nf
^^^
This instruction causes the empty line. Just try to insert three
`.br' lines to get three line breaks.
[snip]
Only use .nf while replaying a diversion (to avoid reformatting), not
while defining it.
Thanks for responding... I'm still not quite getting it, and hop
>>> groff -Tascii <<'EOF'
>>> .nf
>> ^^^
>>This instruction causes the empty line. Just try to insert three
>>`.br' lines to get three line breaks.
>>[snip]
>>Only use .nf while replaying a diversion (to avoid reformatting),
>>not while defining it.
>
> Thanks for responding... I'm still not qui
> In other words, the newline after `.br' causes the linebreak.
Oops! This should read
In other words, the newline inserted by `.br' causes the linebreak.
Werner