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I
Format: I
Arguments: None
Returns: (num) The imaginary number I
Description: The constant I is the unit, pure
imaginary number.
Complex numbers are entered as arithmetic expressions using
the constant I. For example, to enter the complex number
3+4i, sometimes presented in the form (3,4), type the expression 3+4*I.
Examples: 3+5I = 3+5i
I*3+5 = 5+3i
3I+5 = 5+3i
(3+5*I)*2 = 6+10i
See Also: abs, arg, real,
imag
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