Changes

|}

|}

<math>\begin{array}{rcccccc}

<math>\begin{array}{rcccccc}

f

f

& + & (x) & \cdot & (y) & \cdot & ~~\mathrm{d}x~~\mathrm{d}y~~

& + & (x) & \cdot & (y) & \cdot & ~~\mathrm{d}x~~\mathrm{d}y~~

\end{array}\!</math>

\end{array}\!</math>

Any proposition worth its salt can be analyzed from many different points of view, any one of which has the potential to reveal an unsuspected aspect of the proposition's meaning.  We will encounter more and more of these alternative readings as we go.

Any proposition worth its salt can be analyzed from many different points of view, any one of which has the potential to reveal an unsuspected aspect of the proposition's meaning.  We will encounter more and more of these alternative readings as we go.