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:
“Its imaginary value will increase with the years, and if he [his grandson-in-law] lives to my age, or another half century, he may see it carried in the procession of our nation’s birthday, as the relics of the saints are in those of the church.”
—Thomas Jefferson (1743–1826)
“I had but three chairs in my house; one for solitude, two for friendship; three for society. When visitors came in larger and unexpected numbers there was but the third chair for them all, but they generally economized the room by standing up.”
—Henry David Thoreau (1817–1862)