Added trsm.lisp.
Saving changes.
Fixed bug in check-dims.
Added logical operators back into infix.
fixed slice~ issue in check-dims.
saving state.
Made changes to arithmetic
Saving changes in infix-lr.
Adding an alternate file to work with infix-lr.lisp
Getting rid of a bunch of type warnings.
saving state.
Rewrote iter-macro for slicing tensors.
iter slicing clause handles "nil" in tensor argument list
fixed bug: previous version couldn't handle negative strides.
Added a all sorts of nice additions to map and infix.
made changes to iter-slicer to spew out a tad fewer loc.