Reference Guide

3-120 Full Command and Function Reference
Input/Output:
Level 1/Argument 1 Level 1/Item 1
z
→
1/z
[[ matrix ]]
→
[[ matrix ]]
–1
'symb'
→
'INV(symb)'
x_unit
→
1/x_1/unit
See also: SINV, /
INVMOD
Type: Function
Description: Performs modular inversion on an object modulo the current modulus.
Access: Arithmetic, !Þ MODULO L
Input: An object.
Output: The modular inverse of the object.
Flags: Exact mode must be set (flag –105 clear).
Numeric mode must not be set (flag –3 clear).
Example: Solve the following for x, modulo the default modulus, 13.
2
x
1
≡
(
)
Command: INVMOD(2)
Result: -6
IP
Type: Function
Description: Integer Part Function: Returns the integer part of its argument.
The result has the same sign as the argument.
Access: !´ REAL L IP ( ´ is the left-shift of the Pkey).
Flags: Numerical Results (–3)
Input/Output:
Level 1/Argument 1 Level 1/Item 1
x
→
n
x_unit
→
n_unit
'symb'
→
'IP(symb)'
Example: 32.3_m IP returns 32_m .
See also: FP
IQUOT
Type: Function
Description: Returns the integer quotient (or Euclidean quotient) of two integers. That is, given two integers, a
and b, returns the integer q, such that:
a = qb + r, and 0 ≤ r < b
Access: P ARITH or Arithmetic, !Þ INTEGER L
Input: Level 2/Argument 1: The dividend.
Level 1/Argument 2: The divisor.
Output: The integer quotient.