Owner's manual

Table Of Contents
Example: Simplify the following expression:
a rc cos + arc cos (x)
Command:
AC0S2S(ACOS(2/3)+ACOS(X))
Result: n/2-ASIN{2/3) +Tt/2-ASIN(X)
See also: ASIN2C
ASIN2T
ATAN2S
ADDTMOD
Type:
Fimction
Description: Adds two expressions or values, modulo the current
modulus.
Access:
Arithmetic, 0(ARjTH) MODULO
Input: Level 2/Argmnent 1: The first expression.
Level 1/Argument 2: The second expression.
Output:
The sum of the two expressions, modulo the current
modulus.
Flags: Exact mode must be set (flag -105 clear).
Numeric mode must not be set (flag -03 clear).
Example: Express the result of the following addition in modulo 7.
(0+3a:+6)+(9a-+3)
Note: Use the CAS modes input fonn to set the modulo
to 7
Command: ADDTMOD (X-^2 + 3*X+6,9*X+3)
Result: X''2-2*X+2
Computer Algebra Commands
Page 14-7