HP 35s User Manual page 138



  
Now calculate J
0
of integration (0, ) since they were pushed off the stack by the subsequent division
by .
Keys:





  
Example: Sine Integral.
Certain problems in communications theory (for example, pulse transmission
through idealized networks) require calculating an integral (sometimes called the
sine integral) of the form
Find Si (2).
8-4
Integrating Equations

value

∫ 


(3) with the same limits of integration. You must re-specify the limits
Display:


∫  _



∫ 


S ) ( t
i
Prompts for value of X.
x = 2. Starts integrating;
calculates result for
∫
f
0
The final result for J
Enters the limits of integration
(lower limit first).
Displays the current equation.
Prompts for the variable of
integration.
Prompts for value of X.
x = 3. Starts integrating and
calculates the result for
∫
f
0
The final result for
J (3).
0
sin x
t
∫
( ) dx
x
0
) (t
(2).
0
Description:
) (t .