… details about the errors, flaws, lies, successes, hopes, dreams, desire, aims, goals, joy… about the paper:
“ON THE TRIGENUS OF SURFACE BUNDLES OVER THE ”
now available at tri-genus of surface bundles
- in the abstract i asserted that the seven periodic bundles over have tri-genera ,… recent investigations indicate that some of them have , this happens for the hyper-elliptic involution Zumbeispiel.
what aren’t errata, are:
- an intensive and exhaustive use of the abstract kernel of an exact sequence of groups , this, give the possible extensions of by …
- A complete topological description of the four (nonorientable 3-manifolds) -bundles over the one-sphere:
Seifert fibration invariants,
Bockstein’s morphism of their ,
- a list of four group automorphisms of in terms of Dehn’s twists, at … Schematical remarks on the presentations of …
Suppose that for some autohomeomorphism and for an orientable 3-manifold with a 2-torus boundary: at a section of the Mayer-Vietoris sequence, we have:
which reduces to
(cuz for each non orientable 3-manifold), then which contradicts is orientable… What?