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Try implementing Taylor Series in expreduce
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| (* Higher order derivatives *) | |
| Dn[expr_, {x_, n_}] := Nest[D[#, x]&, expr, n] | |
| (* This function will not work until corywalker/expreduce#183 is fixed *) | |
| TaylorSeries[exp_, {x_, p_, order_}] := | |
| Sum[(Dn[exp, {x, n}] /. x->p) * (x-p)^n / (n!), {n, 0, order}] + O[x-p]^(l+1) |
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