Applications of Imaginary Numbers
Imaginary numbers are useful because they allow the construction of non-real complex numbers, which have essential concrete applications in a variety of scientific and related areas such as signal processing, control theory, electromagnetism, fluid dynamics, quantum mechanics, cartography, and vibration analysis.
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Famous quotes containing the words imaginary and/or numbers:
“Where my imaginary line
Bends square in woods, an iron spine
And pile of real rocks have been founded.”
—Robert Frost (1874–1963)
“Our religion vulgarly stands on numbers of believers. Whenever the appeal is made—no matter how indirectly—to numbers, proclamation is then and there made, that religion is not. He that finds God a sweet, enveloping presence, who shall dare to come in?”
—Ralph Waldo Emerson (1803–1882)