So a wing only aircraft of 8m wingspan is able to sustainly fly? What does a loss of 1, -1, -90000 translate to or is this a relative value. Did you find out if

So a wing only aircraft of 8m wingspan is able to sustainly fly? What does a loss of 1, -1, -90000 translate to or is this a relative value. Did you find out if this matches real world experiments?