=for timestamp
Mo Nov 20 16:32:50 CET 2006

=head2 Partielle Integration

M<\left(u v\right)' = u' \, v + u \, v';>

M<u \, v' = \left(u v\right)' - u' \, v;>

M<\int u \, v' \,\mathrm{d}x = \int \left(u v\right)' \mathrm{d}x - \int u' \,
v \,\mathrm{d}x = u v + C - \int u' \, v \,\mathrm{d}x;>