Johnnie Gray

This adds a simple tensordot implementation to the tblis python interface (and fixes a type warning). Combined with the changes proposed in https://github.com/dgasmith/opt_einsum/pull/17, this allows ``tblis`` to be used as...

handle empty contraction list in PathInfo

1

## Description This simply handles the case when `PathInfo` is constructed with an empty path (e.g. for the no-op contraction `eq="->"`) with some defaults rather than raising `ZeroDivisionError`. See https://github.com/jcmgray/quimb/issues/231....

upgrade optimal and greedy algorithms with versions from cotengra

2

I wrote upgraded versions of both the 'dp' (i.e. optimal), greedy and random-greedy pathfinders for `cotengra`: https://github.com/jcmgray/cotengra/blob/main/cotengra/pathfinders/path_basic.py. They have some main advantages: 1. they perform various simplifications first, namely: -...

BUG: elemwise mult of ndim>=2 arrays errors on mac for mode=FAST_RUN

12

### Describe the issue: Hi all, getting this error when trying to compile any functions which involve elementwise multiplication (edit: and any binary op it seems) of two arrays when...