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The Co-planarity and Symmetry Principle of Earthquake Occurrence
Earthquake Co-planarity Symmetry
2013/3/6
Under the assumption that the earth movement tendency is a sphere, the author does research about the earthquakes occurrence between 2001 and 2010 which over 6 scales of magnitude on occurred time (UT...
A graph G is called "minimalizable" if a diagram with minimal crossing number can be obtained from an arbitrary diagram of G by crossing changes. If, furthermore, the minimal diagram is unique up to ...