Question

What do you mean by analytic part and principal part of Laurent’s
series of a function of z?

Answer 1

I Don't understand this question so please

Answer 2

Answer:

The portion of the series with negative powers of z - z 0 is called the principal part of the expansion. It is important to realize that if a function has several ingularities at different distances from the expansion point , there will be several annular regions, each with its own Laurent expansion about

Step-by-step explanation:

I hope it helps you

please mark me brainlist