The circular reasoning of that comment aside, they are probably nearly correct in what they say-nearly correct.

If these results are not carefully established in advance, the proof may give rise to circular reasoning.

The four justices that dissented accused the majority of relying upon circular reasoning in formulating their opinion.

The play focused on the fact that once accused, a person had little chance of exoneration, given the irrational and circular reasoning of both the courts and the public.

Some run an unordered analysis, and order characters that show a clear order of transition in the resulting tree (which practice might be accused of circular reasoning).