if function z is analytic within and on a simple
closed curve C,−and z_0 is a point within C
using cauchy′s integral formula
∮((sin𝛑z^2 +cos𝛑z^2 )/((x−1)(x−2)))dz
A wooden block and a solid lead ball are
placed in a container fully filled with water
Now if the lead ball is placed on top of the
floating wooden block,what is the change
in water level in the container??