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www.quora.com/Why-were-complex-numbers-invented-Were-they-invented-to-explain...

Mathematicians kept working to make sure that imaginary and complex numbers were understood. In 1833, William Rowan Hamilton expressed complex numbers as pairs of real numbers (such as 4+3i being expresses as (4,3)), making them less confusing and even more believable. After this, many people, such as Karl Weierstrass, Hermann Schwarz, Richard ...

rossroessler.tripod.com

For school, I had to do a paper on the History of i (and the history of complex numbers in general).Finding this a tedious task, and scrolling through many useless sights, I wished that there were just one sight that had everything I needed on it.

en.wikipedia.org/wiki/Number

The complex numbers consist of all numbers of the form + where a and b are real numbers. Because of this, complex numbers correspond to points on the complex plane, a vector space of two real dimensions. In the expression a + bi, the real number a is called the real part and b is called the imaginary part.

www.reference.com/math/invented-imaginary-numbers-c4bf1083953069d3

The square root of a nonpositive real number is an "imaginary number." While an imaginary number can be added to a real number to create a complex number, such numbers were considered of no value, and early mathematicians were slow to adopt their use. In fact, the term "imaginary number" was meant to be derogatory.

www.answers.com/Q/Why_were_imaginary_numbers_created

The imaginary numbers were shown to be graphically at a 90Â° angle to real numbers. Complex numbers are the combination of real and imaginary numbers, and can be plotted graphically on a complex ...

www.physicsforums.com/threads/why-were-imaginary-numbers-invented.56771

Ever since I looked at complex number as square root of negative number When you star seeing prosperities like square root of i you start thinking that complex numbers are no solely square root of negative numbers, or imaginary. It was not the quadratic formula what forced to take complex numbers seriously it was the cubic.

mathforum.org/library/drmath/view/52584.html

If, for example, +1, -1, and the square root of -1 had been called direct, inverse and lateral units, instead of positive, negative and imaginary (or even impossible), such an obscurity would have been out of the question." It was Gauss who made the distinction between imaginary numbers a*i and complex numbers a + b*i (a and b real).

www.math.uri.edu/~merino/spring06/mth562/ShortHistoryComplexNumbers2006.pdf

A Short History of Complex Numbers Orlando Merino University of Rhode Island January, 2006 Abstract This is a compilation of historical information from various sources, about the number i = √ −1. The information has been put together for students of Complex Analysis who

en.wikipedia.org/wiki/Complex_number

Complex numbers thus form an algebraically closed field, where any polynomial equation has a root. Many mathematicians contributed to the full development of complex numbers. The rules for addition, subtraction, multiplication, and root extraction of complex numbers were developed by the Italian mathematician Rafael Bombelli.

www.answers.com/Q/When_were_imaginary_numbers_invented

See the Wikipedia articles I linked for some good information on imaginary and complex numbers. I also linked an explanatory video that is pretty good as well. ... They were created by ...