I.2.2 Vector Field Circulation

Condition: calculate the circulation of the vector field \ (\ bar {a} \) through the closed circuit g, set parametrically: \ [\ bar {a} = x \ bar {\ IMath}+X {\ JMath}+Z {K} \] \ [] [] [ \ Gamma: \ Left \ {\ Begin {Array} {c} x = \ cos t \\ y = 2 \ sin t \ quad t \ in [0; 2 \ Pi] \\ Z = 3 \ End {Array} \ Right. \]