box% sage ┌────────────────────────────────────────────────────────────────────┐ │ SageMath version 9.2, Release Date: 2020-10-24 │ │ Using Python 3.8.6. Type "help()" for help. │ └────────────────────────────────────────────────────────────────────┘ sage: y = 1/((x^3+1)/(x-1)^2-1) sage: y.simplify_full() (x^2 - 2*x + 1)/(x^3 - x^2 + 2*x) sage: y.simplify_full().factor() (x - 1)^2/((x^2 - x + 2)*x)
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