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- I want to make a quick clarification and then add more tools in our complex number tool kit.
- In the first video I said that if I had a complex number z
- and it's equal to a+bi
- I used the word and I have to be careful about that word because you know, I use it
- in kind of the every day sense but it also has a formal reality to it.
- So clearly the real part of this, of this complex number is A.
- Clearly, that IS the real part and clearly this complex number is made up of real number plus an imaginary number.
- So I, just talking in everyday terms, I called this the imaginary part.
- I called this imaginary number, this imaginary number, the imaginary part.
- Just be carefull there. I did make it clear that if you were to see the function,

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