This word can refer to the act of repeating a process,
usually with the aim of approaching a desired goal or target (every spring I
wait for my Tulipa Tarda to come up, and then I get ready to plant the annuals).
The results of one iteration are the
starting point for the next.
Iteration is used in mathematics with functions and in the
sieve of Eratosthenes. The latter is a
process to find all the prime numbers up to a given limit, and is usually done
by computer through an algorithm, using a repetitive process. Iteration is used
in computer programming (looping), as well as in business to develop and
deliver increments of a product of process.
In renga, a Japanese collaborative poetry, three, four and
up to fourteen or fifteen people work together to write a poem. The first
stanza contains 5 – 7 – 5 sound units, the next 7 – 7 and then it`s back to 5 –
7 – 5, and the pattern repeats. Haiku
developed as a separate form of poetry from the first verse of the renga.
In his book, Difference and Repition (1968), French
philosopher, Gilles Deleuze spoke of three different levels of time in which
repetition occurs. One might think these would be past, present, and future,
but according to Deleuze’s theory, the present contains both past and
future. His levels of time are passive
synthesis exemplified by habit; active synthesis exemplified by memory (i.e. a repetition
of time); and empty time that breaks free of simple repetition of time because
of a huge symbolic event (e.g. Oedipus’ murder of his father). The latter seems
to me have something to do with becoming part of an archetype, a Jungian sort
of view, perhaps. (I find the above interesting, though I’m not sure that I
really understand Deleuze or Derrida for that matter.)
A contemporary of Deleuze was philosopher Jacques Derrida. The
on line Stanford Encyclopedia of Philosophy entry on Derrida states:
“What is happening
right now is a kind of event, different from every other now I have ever
experienced. Yet, also in the present, I remember the recent past and I
anticipate what is about to happen. The memory and the anticipation consist in
repeatability. Because what I experience now can be immediately recalled, it is
repeatable and that repeatability therefore motivates me to anticipate the same
thing happening again.”
Side note: Derrida also originated deconstructionism, a way
of criticizing literature, philosophy and political institutions.
Though I think repetition can be useful, I also wonder if when
we get up, have breakfast, brush our teeth, and go through the routines of our
days perhaps we are living lives of boring iteration (my version of Henry David
Thoreau: “Most men lead lives of quiet desperation and go to the grave with the
song still in them.”).
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