Fix saving name in VectorBunde init. Also now include super call in Line Bundle init
Can construct a vector bundle with a truncation so it only stores the first truncate chern classes
Update twist to work on truncated vector bundles.
Updated sum to work with truncated bundles.
Update multiple to work with truncated bundles.
Update line bundle with new Vector bundle init.
Variable names must be alphanumeric.
Variable names must be alphanumeric.
gens returns a list.
Variable names a property of a bundle's chern ring.
Correct indexing as the chern classes are indexed by dimension not dimension-1.
Slight change coercion breaks if done inside append not sure why!