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leftGcd(A, B)
leftGcd(p, q)

Parameter Type Description
A, B $\mathbbm{Q}[x,\frac d{dx}]$ Differential operators
p, q $\mathbbm{Q}[x]$ Polynomials


leftGcd(A, B) returns $G$ such that $A = G S$, $B = G T$, and every other exact left divisor of $A$ and $B$ is a left divisor of $G$, while leftGcd(p, q) returns $\gcd(p, q)$.

See Also

leftLcm, rightGcd, rightLcm

Manuel Bronstein 2002-09-04