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Results tagged with complex
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user 22021
Questions about using complex numbers in Mathematica. This includes basic arithmetic, functions of complex numbers, plotting complex functions, and dealing with branch cuts.
16
votes
1
answer
391
views
Why are Exp[3] and 2 treated differently within Complex?
Why doesn't the last command below split the complex number into its real and imaginary parts? … Complex[2,2]
(* 2 + 2 I *)
Complex[N[Exp[3]], N[Exp[3]]]
(* 20.0855 + 20.0855 I *)
Complex[Exp[3],Exp[3])
(* Complex[E^3,E^3] *) …
- 1,289
0
votes
1
answer
356
views
How do I declare that a variable represents a real number? [duplicate]
How do I tell Mathematica that a variable is a real number. I searched for this question here and in Google and nothing that was suggested seems to work for me. I must be missing something. My code is …
- 1,289