I thought the word Trinity is not directly in the new testament, but the concept is used to describe "father, the son and the holy spirit" which is actually in the bible. Where does Mary come into play ?
Also Muhhamad was very mysogynistic, so it could be something he was using to help convert others to islam ... Just a thought.
I swear that my comment was not really a cheap blow. When I was reading through all the papers written by eminent priest I simply couldn't believe they allocate much of their brain power to research on...oh, well.
Now I know that people like you will never comprehend. But trust me, I felt really devastated when I was doing the small study. Even Trekkies and Warhammer nuts can come up with more useful ideas.