Find the solution (,theta) to the following PDE subject to the
given BCs.
PDE: BC1: BC2: BC3: BC4: Upp + 1 1 = 0 r2 400 u(1,0) = 0 u(2,0) = u(r, -л) = ug (r, -π) -Up + r sin 0 u(r,п) U₂ (r, π) 1