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หน้า 164
... minor planet in the initial epoch , that is to say , the epoch zero . Let a be its mean motion . Its longi- tude at the present epoch , that is to say , at the epoch t , will be at b . To say that the present distribution is uniform is ...
... minor planet in the initial epoch , that is to say , the epoch zero . Let a be its mean motion . Its longi- tude at the present epoch , that is to say , at the epoch t , will be at b . To say that the present distribution is uniform is ...
หน้า 165
... minor planets ? Or rather what is the probable value of the sine of the longitude at the instant t , that is to say ... minor planets have certainly accom- plished a very great number of revolutions , I may assert that this mean value is ...
... minor planets ? Or rather what is the probable value of the sine of the longitude at the instant t , that is to say ... minor planets have certainly accom- plished a very great number of revolutions , I may assert that this mean value is ...
หน้า 166
... minor planets , b = — at , the longitude for all the planets at the time t would be π / 2 , and the mean value would evidently be equal to unity . For this to be the case , it would be necessary that at the epoch 0 , the minor planets ...
... minor planets , b = — at , the longitude for all the planets at the time t would be π / 2 , and the mean value would evidently be equal to unity . For this to be the case , it would be necessary that at the epoch 0 , the minor planets ...
คำและวลีที่พบบ่อย
absolute acceleration action astronomers body called celestial mechanics chance complete induction consequently conservation of energy contradiction contrary deduced defined definition demonstration displaced distance earth electric electrons elements energy enunciation equal equations ether Euclid's postulate Euclidean Euclidean geometry example experience experimental fact finger force function geometer geometry give happen Hertz hypothesis induction inertia infinite instant intuition kinetic theory less light logic longer Lorentz magnetic mass mathematical physics mathematicians mean measure mechanics ment milky mind minor planets molecules motion movements muscular sensations nature necessary Newton's law non-Euclidean non-Euclidean geometry object observed ourselves phenomena physical continuum physicist position possible postulate precisely principle principle of relativity probability question reason regard relations relative remain result retina rigor rôle scientific scientist sense simple speak stars straight suffice suppose theorem theory three dimensions tion to-day true velocity vis viva whole numbers word