Problem $2$

Consider a flow field where:

$u=y^2$

$v=x+1$

a$)$ Using a surface integral, calculate the vorticity in a square with vertices at $[-1,1],$

$1,1$

$1,-1$

$-1,-1($side length $2,$ centered at the origin$).$

b$)$ Find the stream function if it exists. If it does not exist, explain or show why..

HELP WITH BOTH PATRS