Tercet in the 16th century. It was employed by Shelley and is the form used in Byron's "The Prophecy of Dante". Tercet A tercet is composed of three lines of poetry, forming a stanza or a complete poem. English-language haiku is an example of an unrhymed tercet poem. A poetic triplet is a tercet in which all three lines follow the same rhyme, AAA; triplets are rather rare; they are more customarily used sparingly in verse of heroic couplets or other couplet verse, to add extraordinary emphasis. Other types of tercet include an enclosed tercet where the lines rhyme in an
Eureka: A Prose Poem as a "prose poem" goes against some of his own "rules" of poetry which he laid out in "The Philosophy of Composition" and "The Poetic Principle". In particular, Poe called the ideal poem short, at most 100 lines, and utilizing the "most poetical topic in the world": the death of a beautiful woman. Poe himself suggested that the work be judged only as a work of art, not of science, possibly dismissing the seriousness of "Eureka". Though he is using mathematical and scientific terms, he may really be talking about aesthetics and suggesting there is a close connection between science