prevprime(Integer)
Example:
prevprime(11) returns 7
Euler
Compute’s Euler's totient for an integer.
euler(Integer)
Example:
euler(6) returns 2
Integer – Division
Quotient
Returns the integer quotient of the Euclidean division of two integers.
iquo(Intgr1, Intgr2)
Example:
iquo(63, 23) returns 2
Remainder
Returns the integer remainder from the Euclidean division of two integers.
irem(Intgr1, Intgr2)
Example:
irem(63, 23) returns 17
a
n
MOD p
For the three integers a, n, and p, returns an modulo p in [0, p−1].
powmod(a, n, p,[Expr],[Var])
Example:
powmod(5,2,13) returns 12
Chinese Remainder
Integer Chinese Remainder Theorem for two equations. Takes two vectors of integers, [a p] and [b q], and
returns a vector of two integers, [r n] such that x ≡ r mod n. In this case, x is such that x ≡ a mod p and x ≡ b
mod q; also n=p*q.
ichinrem([a,p],[b,q])
Example:
ichinrem([2, 7], [3, 5]) returns [23, 35]
CAS menu 379
Komentarze do niniejszej Instrukcji