D p = ∮ p n ⋅ i d S , Y = ∮ p n ⋅ j d S . displaystyle get started aligned D_ p &=oint pmathbf n cdot mathbf i ;mathrm d S,\Y&=oint pmathbf n cdot mathbf j ;mathrm d S.end aligned By using the streamwise vector https://auxx-lift-promo-code65422.buscawiki.com/1300397/details_fiction_and_auxx_lift_promo_code