Reference Guide
Full Command and Function Reference 3-263
UFACT
Type: Command
Description: Factor Unit Command: Factors the level 1 unit from the unit expression of the level 2 unit object.
Access: !Ú
UNITS
TOOLS
UFACT
( Ú is the left-shift of the 6key).
Input/Output:
Level 2/Argument 1 Level 1/Argument 2 Level 1/Item 1
x
1
_unit
1
x
2
_unit
2
→
x
3
_unit
2
*unit
3
Example:
1_W 1_N UFACT
returns
1_N*m/s
.
See also: CONVERT, UBASE, →UNIT, UVAL
UFL1→MINIF
Type: Command
Description: Converts a UFL1 (universal font library) fontset to a minifont compatible with the calculator.
You specify the fontset and give it an ID (0–255). The font must be a 6-by-4 font.
Access: …µ
UFL
1→
MINIF
Input/Output:
Level 2/Argument 1 Level 1/Argument 2 Level 1/Item 1
obj
fontset
n
ID
→
The font converted to minifont.
See also: →MINIFONT, MINIFONT→
UNASSIGN
Type: Command
Description: Removes global variables and returns their values. This is an algebraic version of the PURGE
command.
Access: Catalog, …µ
Input: Level 1/Item 1: The name of a global variable, or a list of global names, to be purged.
Output: Level 1/Item 1: The value or list of values that were stored in the now purged variables. If a
variable does not exist, or is not in the current directory path, it is not removed, and its name is
returned.
Flags: The status of the purge confirm flag (flag –76) is ignored, variables are purged with no request for
confirmation.
Example: Try to remove the global variable U, which contains 17.5, and the global variable V, which is not
on the current directory path.
Command:
UNASSIGN({U, V})
Result:
{17.5, V}
See also: ADDTOREAL, ASSUME, DEF, LOCAL, PURGE, STO, STORE, UNASSUME, UNBIND
UNASSUME
Type: Command
Description: Removes all assumptions on specified global variables, whether created by default, by
ADDTOREAL or by ASSUME. Does this by removing the variable names from the list
REALASSUME. Returns the variable names. To remove assumptions on a variable but leave it in
REALASSUME, use ADDTOREAL instead of UNASSUME.
Access: Catalog, …µ