Make unary "-" work with @tf#467

Merged

oxinabox merged 5 commits intomalmaud:masterfrom

MoonCoral:master

Nov 12, 2018

Commits on Nov 11, 2018

Make unary "-" work with @tf
Olivier Thill
committed
To much syntactic sugar it seems.
Olivier Thill
committed
add test for unary -
Olivier Thill
committed
prefix the function with @op
Olivier Thill
committed
fix typo in test
Olivier Thill
committed