1.목차.
THE
CONTENTS.
INTRODUCTION concerning Sir I S A A C N E W T O N ’s
method of reasoning in philosophypag. 1
BOOK I.
C H A P . 1 . Of the laws of motion
The first law of motion proved p. 29
The second law of motion proved p. 29
The third law of motion proved p. 31
C H A P . 2 . Further proofs of the laws of motion
The effects of percussion p. 49
The perpendicular descent of bodies p. 55
The oblique descent of bodies in a straight line p. 57
The curvilinear descent of bodies p. 58
The perpendicular ascent of bodies ibid.
The oblique ascent of bodies p. 59
The power of gravity proportional to the quantity
of matter in each body p. 60
The centre of gravity of bodies p. 62
The mechanical powers p. 69
The lever p. 71
The wheel and axis p. 77
The pulley p. 80
The wedge p. 83
The screw ibid.
The inclined plain p. 84
The pendulum[ xxix] p. 86
Vibrating in a circle ibid.
Vibrating in a cycloid p. 91
The line of swiftest descent p. 93
The centre of oscillation p. 94
Experiments upon the percussion of bodies made
by pendulums p. 98
The centre of percussion p. 100
The motion of projectiles p. 102
The description of the conic sections p. 106
The difference between absolute and relative
motion, as also between absolute and relative
time p. 112
C H A P . 3 . Of centripetal forces p. 117
C H A P . 4 . Of the resistance of fluids p. 143
Bodies are resisted in the duplicate proportion of
their velocities p. 147
Of elastic fluids and their resistance p. 149
How fluids may be rendered elastic p. 150
The degree of resistance in regard to the
proportion between the density of the body
and of the fluid
In rare and uncompressed fluids p. 153
In compressed fluids p. 155
The degree of resistance as it depends upon the
figure of bodies
In rare and uncompressed fluids p. 155
In compressed fluids p. 158
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