On the Fifth Lemma: (Beyond Tetralemma)
Further Reading-
Tetralemma (I chose wikipedia as my source for introduction),
Mathematical operators,
Operations of Set Theory,
Basics of Poetic Logic (Spot it in Page 3 [ (A’)’ <!=> A ]
Greek alphabets, and
Members, elements, objects, events and subsets under set theory.
@sroyraghav on Instagram (for the delineation of “Lemma”).
Yours sincerely,
Raghav Goswami