The Bourbaki Construct

So much better than trying to wade through Peirce’s:

Thirdness is the mode of being of that which is such as it is, in bringing a second and third into relation to each other.

dicent-vegetable:

Thirdness

Thirdness is the realm of habit and law, in which relations between actually-existing things exist. It necessarily involves a triadic relationship, in which ‘one thing brings about a Secondness between two things.” This third entity plays the role of a medium between physical entities. Thus, Thirdness is the realm of representation; the triadic relationships of Thirdness are necessary for the process of representation