Input:
expand(tosum(exp(x)))
Write:
`expand(tosum(exp(x)))`
Compute:
$$expand :\\ \ convert \ to \ sum :\\ \ exp(x)$$
Output:
$$expand :\\ \ convert \ to \ sum :\\ \ exp(x)== 1+x+\frac{1}{2}\ {x}^{2}+\frac{1}{6}\ {x}^{3}+\frac{1}{24}\ {x}^{4}+\frac{1}{120}\ {x}^{5}$$
Result: $$1+x+\frac{1}{2}\ {x}^{2}+\frac{1}{6}\ {x}^{3}+\frac{1}{24}\ {x}^{4}+\frac{1}{120}\ {x}^{5}$$
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