Now handling font encoding TS1 ...
... processing UTF-8 mapping file for font encoding TS1

(/usr/local/texlive/2018/texmf-dist/tex/latex/base/ts1enc.dfu
File: ts1enc.dfu 2018/04/05 v1.2c UTF-8 support for inputenc

...
! Package inputenc Error: Unicode character ⁡ (U+2061)
(inputenc)                not set up for use with LaTeX.

See the inputenc package documentation for explanation.
Type  H <return>  for immediate help.
 ...

l.136   owa⁡
              (E_{e_{i}},W^p) =
You may provide a definition with
DeclareUnicodeCharacter