catdef.spad line 1168 [edit on github]
A partial differential ring with differentiations indexed by a parameter type S.
D(x, v) computes the partial derivative of x with respect to v.
D(x, s, n) computes multiple partial derivatives, i.e. n-th derivative of x with respect to s.
D(x, [s1, ...sn]) computes successive partial derivatives, i.e. D(...D(x, s1)..., sn).
D(x, [s1, ..., sn], [n1, ..., nn]) computes multiple partial derivatives, i.e. D(...D(x, s1, n1)..., sn, nn).
differentiate(x, v) computes the partial derivative of x with respect to v.
differentiate(x, s, n) computes multiple partial derivatives, i.e. n-th derivative of x with respect to s.
differentiate(x, [s1, ...sn]) computes successive partial derivatives, i.e. differentiate(...differentiate(x, s1)..., sn).
differentiate(x, [s1, ..., sn], [n1, ..., nn]) computes multiple partial derivatives, i.e.
RightModule(%)
LeftModule(%)
BiModule(%, %)