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4.47
Problems 2301 to 2313
4.47.1
\(2 x y''(x) y'''(x)=y''(x)^2-a^2\)
4.47.2
\(\left (1-x^2\right ) \left (y'''(x)\right )^2+2 x y''(x) y'''(x)-y''(x)^2+1=0\)
4.47.3
\(\sqrt {y''(x)^2+1} \left (1-y'''(x)\right )=y''(x) y'''(x)\)
4.47.4
\(3 y''(x) y''''(x)=5 \left (y'''(x)\right )^2\)
4.47.5
\(-4 y'(x) \left (y'''(x)\right )^2+3 y'(x) y''(x) y''''(x)-3 y''(x)^3=0\)
4.47.6
\(-45 y''(x) y'''(x) y''''(x)+9 y''(x)^2 y'''''(x)+40 \left (y'''(x)\right )^3=0\)
4.47.7
\(y^{(n)}(x)=f(x)\)
4.47.8
\(y^{(n)}(x)=f\left (\genfrac {}{}{}{}{\partial ^{n-2}y(x)}{\partial x^{n-2}}\right )\)
4.47.9
\(y^{(n)}(x)=f\left (\genfrac {}{}{}{}{\partial ^{n-1}y(x)}{\partial x^{n-1}}\right )\)
4.47.10
\(y^{(n)}(x) \genfrac {}{}{}{}{\partial ^{n-2}y(x)}{\partial x^{n-2}}=\left (\genfrac {}{}{}{}{\partial ^{n-1}y(x)}{\partial x^{n-1}}\right )^2\)
4.47.11
\(f\left (x,y^{(n)}(x)\right )=0\)
4.47.12
\(f\left (x,\genfrac {}{}{}{}{\partial ^{n-1}y(x)}{\partial x^{n-1}},y^{(n)}(x)\right )=0\)
4.47.13
\(f\left (\genfrac {}{}{}{}{\partial ^{n-2}y(x)}{\partial x^{n-2}},\genfrac {}{}{}{}{\partial ^{n-1}y(x)}{\partial x^{n-1}},y^{(n)}(x)\right )=0\)
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