Merge branch 'fix/only-include-openmp-if-avail'
only include omp.h if open mp is available
trianvol: ensure a return value is always gener...
V is unused
trivolume: Document that NA is returned on failure
subtract integer 1 from mesh1 indices
roxygenise trivolume help
simplify scale command
add more sophisticated test example
rgl::rotationMatrix is simpler than getTrafoRot...
zrot is never used
Revert "in fact the results are identical for j...
set up test infrastructure before playing with ...
simplify calculation of mirror matrix along z axis
we won't look at x for this test PCA
in fact the results are identical for just 1 it...
[,] does nothing here
centring actually happens in prcomp by default
multiplying by identity matrix does nothing