Calculator constants – HP 49g+ User Manual
Page 138
Page 3-16
Calculator constants
The following are the mathematical constants used by your calculator:
• e:
the base of natural logarithms.
• i:
the imaginary unit, i
i 2
= -1.
• π:
the ratio of the length of the circle to its diameter.
• MINR: the minimum real number available to the calculator.
• MAXR: the maximum real number available to the calculator.
To have access to these constants, select option 11. CONSTANTS.. in the
MTH menu,
The constants are listed as follows:
Selecting any of these entries will place the value selected, whether a symbol
(e.g., e, i,
π, MINR, or MAXR) or a value (2.71.., (0,1), 3.14.., 1E-499,
9.99..E499) in the stack.
Please notice that e is available from the keyboard as exp(1), i.e.,
„¸1`
, in ALG mode, or 1` „¸, in RPN mode. Also,
π is available directly from the keyboard as „ì. Finally, i is available
by using „¥.