Keywords: ABK-hyperbola.png Hyperbola definovaná úhlovými souřadnicemi na kouli cs wikipedia 2006-03-14 Jan Pol wikipedia cs math cs Czech Wikipedia Jan Pol original upload log page cs wikipedia ABK-hyperbola png 2006-03-14 07 16 Jan Pol 425×419×8 26139 bytes <nowiki></nowiki> Coordinate systems Hyperbolas |