HP 39gs - Manual (Page 154)

13-2 Using mathematical functions
2. The list of functions (on the right) applies to the
currently highlighted category (on the left). Use
and to switch between the category list and the
function list.
3. Highlight the name of the function you want and
press . This copies the function name (and an
initial parenthesis, if appropriate) to the edit line.
Function categories
Math functions by category
Syntax Each function’s definition includes its syntax, that is, the
exact order and spelling of a function’s name, its
delimiters (punctuation), and its arguments. Note that the
syntax for a function does not require spaces.
Functions common to keyboard and menus
These functions are common to the keyboard and MATH
menu.
π
For a description, see “π” on
page 13-8.
ARG
For a description, see “ARG” on
page 13-7.
For a description, see “ ” on
page 11-7.
AND
For a description, see “AND” on
page 13-19.
∂
• Calculus
• Complex
numbers
• Constant
• Convert
• Hyperbolic
trigonometry
(Hyperb.)
• Lists
• Loop
• Matrix
• Polynomial
• Probability
• Real numbers
(Real)
• Two-variable
statistics
(Stat-Two)
• Symbolic
• Tests
• Trigonometry
(Trig)
HP 39gs English.book Page 2 Wednesday, December 7, 2005 11:24 PM