Upon the mountain’s edge with light touch resting, There a brief while the globe of splendor sits And seems a creature of the earth; but soon More changeful than the Moon, To wane fantastic his great orb submits, Or cone or mow of fire: till sinking slowly Even to a star at length he lessens wholly.
Abrupt, as Spirits vanish, he is sunk! A soul-like breeze possesses all the wood. The boughs, the sprays have stood As motionless as stands the ancient trunk! But every leaf through all the forest flutters, And deep the cavern of the fountain mutters.
Litten with lots and lots of little moons, Broods o'er the bosky bank the guelder-rose; She watches by the river as it goes, Knowing its whispered secrets and its runes, And that it's useless in these afternoons Of midsummer; I hardly do suppose A trout had stirred just then for all our throws And feathered lures begirt of silk cocoons.
But now hath come the coolth and kindliness Of eve, and we may get to work again; See, there's a bulge, and there a fish came up, And we anon shall levy toll and cess — A brace mayhap; and still before the train Have time for supper and a cider-cup!
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Track 1
How this picture is made
What a fractal is
A fractal is a shape that keeps its pattern when you look closer. Coastlines, trees, shells, and weather do this. The large form and the small form are the same kind of thing. A poem can be drawn that way. The shape of the whole comes from the shape of the lines.
Primunia is the name for the source of that order: the pattern under the pattern, already there in a tree, a shell, and a verse.
How the boundary is drawn
The number under the picture is the poem constant. It is read from the build of the lines: their length, how uneven they are, the size of the stanzas, the share of vowels, and the way the lines end. A new word moves the number when it changes that build. The same poem always gives the same number.
Drawn on its own, that number sits in a quiet part of the plane, and most poems would look like the same soft disk. So the number is carried outward along its own direction until it meets the edge of the Mandelbrot set, where the shape turns sharp. The picture is the Julia set of that meeting place.
Each point on the canvas is folded again and again by one small rule. Points that stay near the rule form the dark interior. Points that rush away become the coloured bands. The hue comes from the poem constant, and the brightest bands turn toward gold. Change the length of a line, the stanza, or the vowel share, and both the number and the picture move.
What the branching signifies
Branching draws the poem as a tree. Each turn follows a line, and every smaller branch repeats that pattern. A longer line reaches farther. The letters at the start of a line bend the next turn. A higher share of vowels opens the branches wider.
The trunk takes its colour from the poem constant and warms toward gold at the tips. When the poem has more than one stanza, gold forks leave the trunk. Each fork is a stanza beyond the first, up to three. The tree divides where the poem divides. One stanza remains a single trunk.