Educated reps,
what say you on this verb form and its suggested/implied usage.
The question and topic have been ignored in here so far.

Transitive Copulative
Both linking and passing.
Ex: "This is That." / "I love You."

to go with

Transitive Active: "Throw the ball."
Transitive Passive: "The ball was thrown"
Intransitive Copulative. "I am warmth."
Intransitive Complete. "I am that I am."

I am betting you never saw it before here.

No one at Indiana University likes anything about it.