What of the following examples is better:
In Figure 1, we show that A performs better than B.
or
In Figure 1 we show that A performs better than B.
When looking through a few journals I found that both versions are used. I usually used it with a comma because when I did not use a comma, I would need to skip the comma also for
In this case we maximize X.
and
In this section we show that
to assure consistency.