Total differential

If Z = f ( u , v , w , … ) https://s3-euw1-ap-pe-df-pch-content-public-p.s3.eu-west-1.amazonaws.com/9780429294402/968186b9-ffa4-4f2b-aa54-7fc58a604561/content/eq3652.tif"/> , then the total differential, dZ, is given by: dZ = ∂ Z ∂ u du + ∂ Z ∂ v dv + ∂ Z ∂ w dw + … … https://s3-euw1-ap-pe-df-pch-content-public-p.s3.eu-west-1.amazonaws.com/9780429294402/968186b9-ffa4-4f2b-aa54-7fc58a604561/content/eq3653.tif"/>