query: Kepler's First Law of Planetary Motion: Whats at the other focus?
positive_passages.docid: 17126
positive_passages.text: Significance of the second focus in elliptical orbits
negative_passages.docid: 117323
negative_passages.text: Harmonic Motion
negative_passages.docid: 9600
negative_passages.text: Near Earth vs Newtonian gravitational potential
negative_passages.docid: 121730
negative_passages.text: Solving Keplerian two-body problem numerically?
negative_passages.docid: 34831
negative_passages.text: Are orbiting planets an  example of perpetual motion?
negative_passages.docid: 37882
negative_passages.text: Runge Kutta 4 for orbits and Newtonian Mechanics
negative_passages.docid: 102572
negative_passages.text: Is the orbit of the planets around the Sun chaotic?
negative_passages.docid: 38538
negative_passages.text: Euler's equations of rigid body motion from least action principle
negative_passages.docid: 35445
negative_passages.text: Leibniz rule derivation
negative_passages.docid: 70734
negative_passages.text: Entropy and the principle of least action
negative_passages.docid: 36490
negative_passages.text: Why is Newton's first law necessary?
negative_passages.docid: 36719
negative_passages.text: Gravitational time dilation at the earth's center
negative_passages.docid: 132194
negative_passages.text: Is rotational motion relative to space?
negative_passages.docid: 154466
negative_passages.text: What are common methods for calculating the time dependency of elliptical orbit?
negative_passages.docid: 40211
negative_passages.text: Type of stationary point in Hamilton's principle
negative_passages.docid: 25779
negative_passages.text: Constants of motion vs. integrals of motion vs. first integrals
negative_passages.docid: 128149
negative_passages.text: Question Based On Galileo's Law Of Falling Bodies