HP 40gs - Manual (Page 156)

13-2 Using mathematical functions
To select a function 1. Press to display the MATH menu. The
categories appear in alphabetical order.
2. Press or to scroll through the categories. To
jump directly to a category, press the first letter of the
category’s name. Note: You do not need to press
first.
3. 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.
4. 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.
N O T E If you press while the MATH menu is open, CAS
functions and commands are displayed. You can select a
CAS function or command in the same way that you
select a function from the MATH menu (by pressing the
arrow keys and then
). The function or command
selected appears on the edit line in HOME (and with an
initial parenthesis, if appropriate).
Function categories (MATH menu)
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.
• 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)
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