1. A steady state, 3-dimensional flow field is given by equation 1 below: = (0.657 + 1.73 + 0.948 + )+ (2.61 + + 1.91 + )+ (2.73 3.66 3.64)

(1) where a, b, and c are constants.

If the flow is irrotational, calculate the values of a, b and c.