g within the class of
sign processes allows us to approach the subject of inquiry
from two different perspectives.  The &quot;syllogistic&quot; approach
treats inquiry as a logical species.  The &quot;sign-theoretic&quot;
approach views inquiry as taking place within a more general
setting of sign processes.

The best point of departure that I know for both approaches
to inquiry is the following story of inquiry activities in
everyday life, as told by John Dewey.

| A man is walking on a warm day.  The sky 