Constants, Conversions – HP 39gs User Manual
Page 160
13-8
Using mathematical functions
Constants
The constants available from the MATH FUNCTIONS
menu are mathematical constants. These are described in
this section. The hp 39gs has two other menus of
constants: program constants and physical constants.
These are described in “Program constants and physical
constants” on page 13-24.
e
Natural logarithm base. Internally represented as
2.71828182846.
e
i
Imaginary value for
, the complex number (0,1).
i
MAXREAL
Maximum real number. Internally represented as
9.99999999999
x 10
499
.
MAXREAL
MINREAL
Minimum real number. Internally represented as
1
x10
-499
.
MINREAL
π
Internally represented as 3.14159265359.
π
Conversions
The conversion functions are found on the Convert
menu. They enable you to make the following
conversions.
→C
Convert from Fahrenheit to Celcius.
Example
→C(212) returns 100
→F
Convert from Celcius to Fahrenheit.
Example
→F(0) returns 32
→CM
Convert from inches to centimeters.
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HP 39gs English.book Page 8 Wednesday, December 7, 2005 11:24 PM