HP 50g User's Reference Manual
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Brand: HP
Category: Calculator
Type: Advanced user's reference manual
Model: HP 48gII , HP 49g+ , HP 50G
Pages: 693
Full Command and Function Reference 3-141
MAIN
Type: Command
Description: Displays the main menu (or list) of CAS operations. This displays the CASCFG command, the
ALGB, ARIT, DIFF, EXP&LN, MATHS MATR, REWRITE and TRIGO menu commands
described in this part of the Command Reference, and the CMPLX and SOLVER menu
commands described in the Full Command and Function Reference (Chapter 3). Other menus are
not shown because they are within the submenus given by MAIN. More details are given in
Appendix K of the User’s Guide.
Access: Catalog, …µ
Flags: If the CHOOSE boxes flag is clear (flag –117 clear), displays the operations as a list. If the flag is
set, displays the operations as a menu of function keys.
See also: ALGB, ARIT, CONSTANTS, DIFF, EXP&LN, INTEGER, MATHS, MATR, MODULAR,
POLYNOMIAL, REWRITE, TESTS, TRIGO
MANT
Type: Function
Description: Mantissa Function: Returns the mantissa of the argument.
Access: !´
REAL
L
MANT
( ´ is the left-shift of the Pkey).
Flags: Numerical Results (–3)
Input/Output:
Level 1/Argument 1 Level 1/Item 1
x
→
y
mant
'symb'
→
'MANT(symb)'
See also: SIGN, XPON
MAP
Type: Command
Description: Applies a specified program to a list of objects or values. If one of the objects is a list, MAP will
apply the program recursively to the items in the inner list.
•
Level 1/Argument 2 contains the program to apply to the objects or values.
•
Level 2/Argument 1 contains the list, matrix, or vector.
Access: …µ
MAP
Input/Output:
Level 2/Argument 1 Level 1/Argument 2 Level 1/Item 1
{list}
1
«program»
→
{list}
2
Example:
{ 1 2 { 3 4 } } « →STR » MAP
returns
{ "1" "2" { "3" "4" } }
.
↓MATCH
Type: Command
Description: Match Pattern Down Command: Rewrites an expression that matches a specified pattern.
↓MATCH rewrites expressions or subexpressions that match a specified pattern 'symb
pat
'. An
optional condition, 'symb
cond
', can further restrict whether a rewrite occurs. A test result is also
returned to indicate if command execution produced a rewrite; 1 if it did, 0 if it did not.