PHL205H1 Lecture Notes - Lecture 3: Paradox (Warez)
Document Summary
Augustine wrote a piece of work called how can we learn? : about the good life-- what to do and what not to do. Same principle for goodness: bad deed for augustine lacks a certain perfection, therefore you fall short of your purpose or nature. Paradox of inquiry -- begin lecture (quote from confessions 1. 1. 1: if you don"t know god, you can"t call upon god so that god may be known. One of the reasons for why someone prays is to know god. If we know already, theres no point of searching. Whether augustine believes that there is an idea of god or not, it does not mean that he cannot search of god. Maybe god is an idea that we are born with in the beginning. Possible soltuions: lost coin model; conf 10. 18. 27. I remember god without god being physical present to me: forgetting and recalling, conf. 1019. 28: i remember part of god without knowing god completely.
.
direction.
direction.
this new wave should have the same displacement as 
, the wave described in the problem introduction.
, where 
is the wave described in Part B. These waves have been chosen so that their sum can be written as follows:
.
, called the envelope, depends only on position, and 
depends only on time. Traditionally, the time function is taken to be a trigonometric function with unit amplitude; that is, the overall amplitude of the wave is written as part of 