Vector(-dy(psi),dx(psi)) zoom (-4,-4,8,8)as "flow shisleno" norm

vector(-dy(psi1),dx(psi1)) zoom (-4,-4,8,8)as "flow analitik" norm

contour(Pt) zoom (-4,-4,8,8) as "Davlenie analitik" painted

contour(P) zoom (-4,-4,8,8) as "Davlenieshisleno" painted

surface(psi) zoom (-4,-4,8,8) as "stream lines"

end