COMPLEX NUMBER Definition & Meaning

complex number

noun

a mathematical expression ( a + bi ) in which a and b are real numbers and i 2 = −1.

complex number

noun

any number of the form a + i b , where a and b are real numbers and i = √–1 See number

complex number

A number that can be expressed in terms of i (the square root of −1). Mathematically, such a number can be written a + bi, where a and b are real numbers. An example is 4 + 5 i.

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Origin of complex number¹

First recorded in 1825–35

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Example Sentences

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Before the 20th century all such operations with complex numbers were simply considered a mathematical trick.

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Lines connected the dots to represent the gates, with each gate encoded in a tensor—a 2D or 4D grid of complex numbers.

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Emphasizing problem-based learning, the course covers topics students need in sophomore engineering classes, including linear equations, quadratic equations, 2-D vectors and complex numbers.

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In the 1830s Gauss realized that each complex number—numbers that have real and imaginary parts, like 1 – 2i—can be displayed on a Cartesian grid.

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In societies with complex number systems, there were clues to how those systems developed.

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complexity theory complexometric titration

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complex number

noun

noun

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Example Sentences

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��t¶�� History and Origins