I think the formula used abouve for delta P is wrong.
F = P * A
dF/F = dP/P + dA/A
dP/P = dF/F - dA/A
I see a similar mistake in another site too. Please validate.
I think the formula used abouve for delta P is wrong.
F = P * A
dF/F = dP/P + dA/A
dP/P = dF/F - dA/A
I see a similar mistake in another site too. Please validate.