[Tutor] Exercise in writing a python function

[Alan Gauld]

> I confused things by my mistake in the specifications.
>
> The criterion for exiting the outer loop is that
>
> mpylist[0][1] * mult[0] + mpylist[1][1] * mult[1] + mpylist[2][1] * 
> mult[2]
> + . . .
>
> be > zlim.

Can you try rewriting the spec correctly, because I'm still not
sure I understand it? Are you now saying that mpylist[n][0] is never 
used?

Can you show us some sample data structures - just a few entries
and how the calculations should work?

Alan G.