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Plot atan(x)-(x-0.3333333333x^3+0.199989464x^5-0.14247163x^7+0.106x^9-0.0606366x^11),x=0..sqrt(2)-1
Plot atan(x)-(x-0.3333333333x^3+0.199989464x^5-0.14247163x^7+0.106x^9-0.0606366x^11),x=0..sqrt(2)-1
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