-- -*- M2-comint -*- hash: 8339360637373540941

i1 : relativizeFilename("a/b/","a/b/c/d")

o1 = c/d

i2 : relativizeFilename("a/b/c/d","a/b/")

o2 = ../../

i3 : relativizeFilename("a/b/c/d","a/b/e/f")

o3 = ../../e/f

i4 : 
