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zaq123321

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This is a semi linear equation. Try characteristics method.

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cooooldog

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sqrt(x^2-x+1)/sqrt(1+x^2+(-2*y-1)*x)
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3Â¥2017-09-25 18:53:35
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3Â¥: Originally posted by cooooldog at 2017-09-25 18:53:35
´ð°¸ÊÇÕâÑùµÄ,Ó¦ÖúÓÐ×ÖÊýÒªÇó,ËùÒÔдµÃÂÞàÂЩ
sqrt(x^2-x+1)/sqrt(1+x^2+(-2*y-1)*x)
\sqrt{\dfrac{x^2-x+1}{x^2-(2\,y+1)x+1}}

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4Â¥2017-09-26 08:24:29
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3Â¥: Originally posted by cooooldog at 2017-09-25 18:53:35
´ð°¸ÊÇÕâÑùµÄ,Ó¦ÖúÓÐ×ÖÊýÒªÇó,ËùÒÔдµÃÂÞàÂЩ
sqrt(x^2-x+1)/sqrt(1+x^2+(-2*y-1)*x)
\sqrt{\dfrac{x^2-x+1}{x^2-(2\,y+1)x+1}}

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