Demoninator of equation (3.27) should be r c
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| Edition | Second | 
|---|---|
| Version number | 3.0j | 
| Submission date | 27 Oct 2019 | 
| Your name | E. Choinière | 
| E-mail address | |
| Chapter | 3 | 
| Page number | 3-31 | 
| Line number | 11 | 
| Current status | Closed | 
In Chapter 3, page 3-31, at Eq 3.27, the denominator of the second term is incorrect. The beginning equation should be

