更多equant例句

1. Copernicus, by making the sun the centre, had been able to simplify a good deal of this, and to abolish the equant.
2. He adopted the excentric and equant of Hipparchus to explain the unequal motions of the sun and moon.
3. Hence he expected to derive a more direct and natural method of calculating the inequalities, than from the imaginary equant.