Subject: Re: Homework for handout 4

> 
> In homework problems II andes 4-28 and 4-29) there is mention of a variable
> called "L".  Using this variable gives an error message (something like
> "undefined constructor function").  This is because variable names consisting
> of one upper case letter are disallowed.  Could avoid examples with such
> variable names in future?
> 

I will do my best.

/CC