polynomial calculations over Z/Zp (for prime p)?

12242013, 11:56 AM
(This post was last modified: 12242013 12:40 PM by Jeff Nye.)
Post: #4




RE: polynomial calculations over Z/Zp (for prime p)?
(12242013 04:09 AM)Han Wrote: These didn't work for me (using the latest firmware). However, last night I stumbled upon the CAS %%(n,p) operator, which seems to be the % operator in xcas. With %% instead of %, example p1 worked fine. Example p2 produces a polynomial with nonmodular coefficients. For example p3, I needed to say poly([ 12 13 20 5 ] %% p). Linear algebra seems to work with integers mod p. The expression [[4,3],[5,1]]%%3 defines a matrix of integers mod 3. 

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Messages In This Thread 
polynomial calculations over Z/Zp (for prime p)?  Jeff Nye  12242013, 04:00 AM
RE: polynomial calculations over Z/Zp (for prime p)?  Han  12242013, 04:09 AM
RE: polynomial calculations over Z/Zp (for prime p)?  Jeff Nye  12242013 11:56 AM
RE: polynomial calculations over Z/Zp (for prime p)?  Han  12242013, 03:49 PM
RE: polynomial calculations over Z/Zp (for prime p)?  Alberto Candel  12242013, 07:04 AM
RE: polynomial calculations over Z/Zp (for prime p)?  Alberto Candel  12242013, 03:39 PM
RE: polynomial calculations over Z/Zp (for prime p)?  Alberto Candel  12242013, 04:10 PM
RE: polynomial calculations over Z/Zp (for prime p)?  parisse  12252013, 07:55 AM

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