HOME | JAPANESE |
1. Preface
2. Fundamental properties
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Moreover, in order to obtain beautiful shape of heart figure, both of the coefficient for the reformation and the compression coefficient in the length direction are included in the following conversion equations in the coordinates. |
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a heart curve may be found Herein, pink colored area represents its region, and dark pink colored dots represents data points which are obtained when heart curves are displayed as above. |
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a heart curve may be found Herein, pink colored area represents its region, and dark pink colored dots represents data points which are obtained when heart curves are displayed as above. |
The other types of curves besides the heart shaped ones are also obtained as follows. |
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When the above figures are painted, these are shown in the followings. 4. The case using the inverse-sinusoidal function with narrower period interval as
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When the above figures are painted, these are shown in the followings.
In another method, slightly different shaped heart curves are obtained and shown in of "Heart Curves II".
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in which a heart curve may be found Herein, pink colored area represents its region, and dark pink colored dots represents data points which are obtained when heart curves are displayed as above. Herein, is nearly fixed in the range of from 0.95 to 0.98. |
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in which a heart curve may be found Herein, pink colored area represents its region, and dark pink colored dots represents data points which are obtained when heart curves are displayed as above. Herein, is nearly fixed in the range of from 0.95 to 0.98. |
5 The case using the tangential function as
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When the above figures are painted, these are shown in the followings.
6 The case using the inverse hyperbolic-tangential function as
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When the above figures are painted, these are shown in the followings.
7 The case using the inverse Fermi distibution function as
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When the above figures are painted, these are shown in the followings.
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