Special attention is given to the clothoid (or Glover's spiral) and the mathematical work required to elucidate this curve is carefully and clearly explained. The conditions which govern the ...

For spiral galaxies, local metallicity appears to be ... adjust the total of the ionic abundances by a factor which accounts for ions of the same element which are unobservable. The curve of growth is ...

The findings indicated that spiral curves provide better safety outcomes ... Lastly, a semi-automatic method for extracting geometric elements of curved ramps from Google Earth images has been ...