[stoianm]

Originally Posted by Kuikueg

Thanks.

No, both versions treat the problem of the moving submarine. The new version greatly simplifies the drawing involved and eliminates the need of a fifth bearing (which wasn't really necessary, but convenient). If you are taking the video as a guide, do no more, because although it works, it's more messy than the new. Even the fixed position situation has some new info. It's a great video, though.

thanks... i wil take a closer look at the new version then