HP 49G User Manual page 13

CHINREM
2
≡
u x +
≡
u x 1 –
CHINREM([X^2+1,X+2],[X-1,X+3])
[X^3+2*X^2+5,-(X^2+5*X+6)]
CURL
Command Reference: Part A (1.1)
1
1-13