The article reminds me of the "fitting a ladder around a corner" problem that I saw in numerical analysis class years ago. Expanded forms of this problem inclu

The article reminds me of the "fitting a ladder around a corner" problem that I saw in numerical analysis class years ago. Expanded forms of this problem include the food trolley and sofa problems... take a look at http://www.researchgate.net/publication/220154823_Moving_a_Food_Trolley_Around_a_Corner/links/0deec528ccc410c9cf000000 http://www.researchgate.net/publication/220154823_Moving_a_F...