What is the purpose of imaginary numbers
23265
"Where" exactly are complex numbers used "in the real world"?
88887
Using the properties of real numbers, verify commutativity on complex numbers.
11884
Purpose of a ".f" appended to a number?
44661
Stop Mathematica from giving imaginary solutions
56745
Why does this not work with an imaginary exponent?
107704
Applications of complex numbers to solve non-complex problems
14633
What's the thing with $\sqrt{-1} = i$
73593
Why is the range of inverse trigonometric functions defined in this way?
149529
Name for complex number with nonzero imaginary component
106940
Why are complex numbers considered to be numbers?
86381
What is imaginary time?
77486
What is the value of $i^i$?
116568
Why is a repeating decimal a rational number?
42306
Motivation for Napier's Logarithms
93888
What do we lose passing from the reals to the complex numbers?
107371
Why round to even integers?
29740
What is the physical significance of the imaginary part when plane waves are represented as $e^{i(kx-\omega t)}$?