The Europeans do not like the natives and the Europeans are actually spoiled as the natives are suffered and severely poor. The natives had got diseases because they couldn't take care of themselves.
The astrolabe is an inclinometer, that is considered to ba analog calculator that is capable of solving the several different types of the astronomy and is mostly used measuring the altitude and the navigational aspects of the celestial bodies day and night and it was used in the Islamic golden age and the middle ages. It is also helpful in determining the land and the sea latitude.
