hp40g+.book Page 8 Friday, December 9, 2005 1:03 AM

 

Example

 

 

IM((3,4)) returns

4

RE

Real part x, of a complex number, (x, y).

 

RE((x, y))

 

 

Example

 

 

RE((3,4)) returns

3

Constants

 

The constants available from the MATH FUNCTIONS

 

menu are mathematical constants. These are described in

 

this section. The HP 40gs 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 –1 , the complex number (0,1).

 

i

MAXREAL

Maximum real number. Internally represented as

 

9.99999999999 x 10499.

 

MAXREAL

MINREAL

Minimum real number. Internally represented as

 

1x10-499.

 

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.

13-8

 

 

Using mathematical functions