[Graphics:Images/appl_gr_1.gif]
[Graphics:Images/appl_gr_2.gif]
[Graphics:Images/appl_gr_3.gif]
[Graphics:Images/appl_gr_4.gif]
[Graphics:Images/appl_gr_5.gif]

[Graphics:Images/appl_gr_6.gif]

[Graphics:Images/appl_gr_7.gif]
[Graphics:Images/appl_gr_8.gif]
[Graphics:Images/appl_gr_9.gif]
[Graphics:Images/appl_gr_10.gif]
[Graphics:Images/appl_gr_11.gif]
[Graphics:Images/appl_gr_12.gif]
[Graphics:Images/appl_gr_13.gif]
[Graphics:Images/appl_gr_14.gif]

[Graphics:Images/appl_gr_15.gif]

   (4)このように,上のように ΔS   の一部の値

          
π(2r([Graphics:Images/appl_gr_16.gif]))
     
            を,すなわち長方形の面積を加えていくことが積分です.それが

          
[Graphics:Images/appl_gr_17.gif]

              の意味です.


Converted by Mathematica      May 31, 2002