spherical trigonometry geometry 16 astronomy 9 geodesy 8 mathematics 7 positional astronomy 7 trigonometrie 7 more ... goniometry 6 geodetic networks 4 celestial mechanics 4 algebra 3 analytical geometry 3 chronology 3 goniometric functions 3 sundial 3 arithmetic 2 astrology 2 cadastral maps 2 křivky (geometrie) 2 logaritmické tabulky 2 time measurement 2 navigace 2 optics 2 planimetry 2 apparatus 2 theory of numbers 2 applied mathematics 1 architecture 1 astroláby 1 astrometry 1 less ...