Python 3.13.1 (v3.13.1:06714517797, Dec  3 2024, 14:00:22) [Clang 15.0.0 (clang-1500.3.9.4)] on darwin
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x = 0.333
res = 1/x - x*(1 - 1/x)
print(res)
3.6700030030030026