?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Fiat+and+bona+fide+boundaries&rft.creator=Smith%2C+B.&rft.creator=Varzi%2C+A.&rft.subject=Metaphysics&rft.description=Consider+John%2C+the+moon%2C+a+lump+of+cheese.+These+are+objects+possessed+of+divisible+bulk.+They+can+be+divided%2C+in+reality+or+in+thought%2C+into+spatially+extended+parts.+They+have+interiors.+They+also+have+boundaries%2C+which+we+can+think+of+(roughly)+asinfinitely+thin+extremal+slices.+The+boundary+of+the+moon+is+its+surface.+The+boundary+of+John+is+the+surface+of+his+skin.+But+what+of+inner+boundaries%2C+the+boundaries+of+the+interior+parts+of+things%3F+There+are+many+genuine+two-dimensional+(sphere-+and+torus-like)+boundaries+within+the+interior+of+John's+body+in+virtue+of+the+differentiation+of+this+body+into+organs%2C+cells%2C+and+so+on.+Imagine%2C+however%2C+a+spherical+ball+made+of+some+perfectly+homogeneous+prime+matter.+If+the+possession+by+an+object+of+genuine+inner+boundaries+presupposes+either+some+interior+spatial+discontinuity+or+qualitative+heterogeneity%2C+then+there+is+a+sense+in+which+there+are+no+boundaries+to+be+acknowledged+within+the+interior+of+such+an+object+at+all.&rft.date=1997&rft.type=Preprint&rft.type=PeerReviewed&rft.format=text%2Fhtml&rft.identifier=http%3A%2F%2Fcogprints.org%2F297%2F1%2Ffiatvs.html&rft.identifier=++Smith%2C+B.+and+Varzi%2C+A.++(1997)+Fiat+and+bona+fide+boundaries.++%5BPreprint%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F297%2F