/usr/share/octave/ is in octave-mapping 1.2.1-1+b1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/octave/packages/
/usr/share/octave/packages/mapping-1.2.1/
/usr/share/octave/packages/mapping-1.2.1/azimuth.m
/usr/share/octave/packages/mapping-1.2.1/deg2km.m
/usr/share/octave/packages/mapping-1.2.1/deg2rad.m
/usr/share/octave/packages/mapping-1.2.1/degrees2dm.m
/usr/share/octave/packages/mapping-1.2.1/degrees2dms.m
/usr/share/octave/packages/mapping-1.2.1/degtorad.m
/usr/share/octave/packages/mapping-1.2.1/distance.m
/usr/share/octave/packages/mapping-1.2.1/dm2degrees.m
/usr/share/octave/packages/mapping-1.2.1/dms2degrees.m
/usr/share/octave/packages/mapping-1.2.1/doc-cache
/usr/share/octave/packages/mapping-1.2.1/extractfield.m
/usr/share/octave/packages/mapping-1.2.1/fromDegrees.m
/usr/share/octave/packages/mapping-1.2.1/fromRadians.m
/usr/share/octave/packages/mapping-1.2.1/geoshow.m
/usr/share/octave/packages/mapping-1.2.1/km2deg.m
/usr/share/octave/packages/mapping-1.2.1/km2nm.m
/usr/share/octave/packages/mapping-1.2.1/km2rad.m
/usr/share/octave/packages/mapping-1.2.1/km2sm.m
/usr/share/octave/packages/mapping-1.2.1/makesymbolspec.m
/usr/share/octave/packages/mapping-1.2.1/mapshow.m
/usr/share/octave/packages/mapping-1.2.1/nm2deg.m
/usr/share/octave/packages/mapping-1.2.1/nm2km.m
/usr/share/octave/packages/mapping-1.2.1/nm2rad.m
/usr/share/octave/packages/mapping-1.2.1/nm2sm.m
/usr/share/octave/packages/mapping-1.2.1/packinfo/
/usr/share/octave/packages/mapping-1.2.1/packinfo/DESCRIPTION
/usr/share/octave/packages/mapping-1.2.1/packinfo/INDEX
/usr/share/octave/packages/mapping-1.2.1/packinfo/NEWS
/usr/share/octave/packages/mapping-1.2.1/private/
/usr/share/octave/packages/mapping-1.2.1/private/clipplg.m
/usr/share/octave/packages/mapping-1.2.1/private/clippln.m
/usr/share/octave/packages/mapping-1.2.1/private/spheres_radius.m
/usr/share/octave/packages/mapping-1.2.1/rad2deg.m
/usr/share/octave/packages/mapping-1.2.1/rad2km.m
/usr/share/octave/packages/mapping-1.2.1/radtodeg.m
/usr/share/octave/packages/mapping-1.2.1/rasterdraw.m
/usr/share/octave/packages/mapping-1.2.1/rasterinfo.m
/usr/share/octave/packages/mapping-1.2.1/rasterread.m
/usr/share/octave/packages/mapping-1.2.1/reckon.m
/usr/share/octave/packages/mapping-1.2.1/removeExtraNanSeparators.m
/usr/share/octave/packages/mapping-1.2.1/roundn.m
/usr/share/octave/packages/mapping-1.2.1/shapedraw.m
/usr/share/octave/packages/mapping-1.2.1/shapeinfo.m
/usr/share/octave/packages/mapping-1.2.1/shaperead.m
/usr/share/octave/packages/mapping-1.2.1/shapewrite.m
/usr/share/octave/packages/mapping-1.2.1/sm2deg.m
/usr/share/octave/packages/mapping-1.2.1/sm2km.m
/usr/share/octave/packages/mapping-1.2.1/sm2nm.m
/usr/share/octave/packages/mapping-1.2.1/sm2rad.m
/usr/share/octave/packages/mapping-1.2.1/toDegrees.m
/usr/share/octave/packages/mapping-1.2.1/toRadians.m
/usr/share/octave/packages/mapping-1.2.1/unitsratio.m
/usr/share/octave/packages/mapping-1.2.1/validateLengthUnit.m
/usr/share/octave/packages/mapping-1.2.1/wrapTo180.m
/usr/share/octave/packages/mapping-1.2.1/wrapTo2Pi.m
/usr/share/octave/packages/mapping-1.2.1/wrapTo360.m
/usr/share/octave/packages/mapping-1.2.1/wrapToPi.m