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/ _________________________________________________________________________\ / _________________________________________________________________________ _________________________________________________________________________\ / _________________________________________________________________________ _________________________________________________________________________\ | / 2/3 2/3 / 2/3 2/3 | | / 2/3 2/3 / 2/3 2/3 | | / 2/3 2/3 / 2/3 2/3 | | / 2/3 2/3 / 2/3 2/3 |
| / _____________________________ | | / _____________________________ / _____________________________ | | / _____________________________ / _____________________________ | | / / _________________ \ / _________________ \ / / _________________ \ / _________________ \ | | / / _________________ \ / _________________ \ / / _________________ \ / _________________ \ | | / / _________________ \ / _________________ \ / / _________________ \ / _________________ \ | | / / _________________ \ / _________________ \ / / _________________ \ / _________________ \ |
| / / _________________ 2 | | / / _________________ 2 / / _________________ 2 | | / / _________________ 2 / / _________________ 2 | | / | / 6 8 4| 2 ___ | / 6 8 4| / | / 6 8 4| 2 ___ | / 6 8 4| | | / | / 6 8 4| 2 ___ | / 6 8 4| / | / 6 8 4| 2 ___ | / 6 8 4| | | / | / 6 8 4| 2 ___ | / 6 8 4| / | / 6 8 4| 2 ___ | / 6 8 4| | | / | / 6 8 4| 2 ___ | / 6 8 4| / | / 6 8 4| 2 ___ | / 6 8 4| |
| 2/3 / 3 / / 6 8 4 4*c | | 2/3 / 3 / / 6 8 4 4*c 2/3 ___ / 3 / / 6 8 4 4*c | | 2/3 / 3 / / 6 8 4 4*c 2/3 ___ / 3 / / 6 8 4 4*c | | / \\/ - 64*c + 81*c + 9*c / 8*c I*\/ 3 *\\/ - 64*c + 81*c + 9*c / ___ / \\/ - 64*c + 81*c + 9*c / 8*c I*\/ 3 *\\/ - 64*c + 81*c + 9*c / | | / \\/ - 64*c + 81*c + 9*c / 8*c I*\/ 3 *\\/ - 64*c + 81*c + 9*c / ___ / \\/ - 64*c + 81*c + 9*c / 8*c I*\/ 3 *\\/ - 64*c + 81*c + 9*c / | | / \\/ - 64*c + 81*c + 9*c / 8*c I*\/ 3 *\\/ - 64*c + 81*c + 9*c / ___ / \\/ - 64*c + 81*c + 9*c / 8*c I*\/ 3 *\\/ - 64*c + 81*c + 9*c / | | / \\/ - 64*c + 81*c + 9*c / 8*c I*\/ 3 *\\/ - 64*c + 81*c + 9*c / ___ / \\/ - 64*c + 81*c + 9*c / 8*c I*\/ 3 *\\/ - 64*c + 81*c + 9*c / |
| 2 * / - \/ \/ - 64*c + 81*c + 9*c - --------------------------------- | | 2 * / - \/ \/ - 64*c + 81*c + 9*c - --------------------------------- I*2 *\/ 3 * / - \/ \/ - 64*c + 81*c + 9*c - --------------------------------- | | 2 * / - \/ \/ - 64*c + 81*c + 9*c - --------------------------------- I*2 *\/ 3 * / - \/ \/ - 64*c + 81*c + 9*c - --------------------------------- | | / ----------------------------------------------------------------------------------- - ----------------------------------------------------------------------------------- + ----------------------------------------------------------------------------------- I*\/ 3 * / ----------------------------------------------------------------------------------- - ----------------------------------------------------------------------------------- + ----------------------------------------------------------------------------------- | | / ----------------------------------------------------------------------------------- - ----------------------------------------------------------------------------------- + ----------------------------------------------------------------------------------- I*\/ 3 * / ----------------------------------------------------------------------------------- - ----------------------------------------------------------------------------------- + ----------------------------------------------------------------------------------- | | / - --------------------------------------------------------------------------------- + --------------------------------------------------------------------------------- + --------------------------------------------------------------------------------- I*\/ 3 * / - --------------------------------------------------------------------------------- + --------------------------------------------------------------------------------- + --------------------------------------------------------------------------------- | | / - --------------------------------------------------------------------------------- + --------------------------------------------------------------------------------- + --------------------------------------------------------------------------------- I*\/ 3 * / - --------------------------------------------------------------------------------- + --------------------------------------------------------------------------------- + --------------------------------------------------------------------------------- | / _________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________\ / _____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________\
| / _____________________________ | | / _____________________________ / _____________________________ | | / _____________________________ / _____________________________ | | / _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ / _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ | | / _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ / _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ | | / _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ / _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ | | / _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ / _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ | | / 2/3 2/3 | | / 2/3 2/3 |
| / / _________________ | | / / _________________ / / _________________ | | / / _________________ / / _________________ | | / / _________________ / _________________ / _________________ / _________________ / _________________ / _________________ / / _________________ / _________________ / _________________ / _________________ / _________________ / _________________ | | / / _________________ / _________________ / _________________ / _________________ / _________________ / _________________ / / _________________ / _________________ / _________________ / _________________ / _________________ / _________________ | | / / _________________ / _________________ / _________________ / _________________ / _________________ / _________________ / / _________________ / _________________ / _________________ / _________________ / _________________ / _________________ | | / / _________________ / _________________ / _________________ / _________________ / _________________ / _________________ / / _________________ / _________________ / _________________ / _________________ / _________________ / _________________ | | / / _________________ \ / _________________ \ | | / / _________________ \ / _________________ \ |
| 3 / 3 / / 6 8 4 | | 3 / 3 / / 6 8 4 3 / 3 / / 6 8 4 | | 3 / 3 / / 6 8 4 3 / 3 / / 6 8 4 | | 3 / 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 | | 3 / 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 | | 3 / 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 | | 3 / 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 | | / | / 6 8 4| 2 ___ | / 6 8 4| | | / | / 6 8 4| 2 ___ | / 6 8 4| |
| \/ \/ \/ - 64*c + 81*c + 9*c | | \/ \/ \/ - 64*c + 81*c + 9*c \/ \/ \/ - 64*c + 81*c + 9*c | | \/ \/ \/ - 64*c + 81*c + 9*c \/ \/ \/ - 64*c + 81*c + 9*c | | \/ - 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c - 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c - 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c \/ - 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c - 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c - 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c | | \/ - 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c - 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c - 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c \/ - 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c - 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c - 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c | | \/ 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c \/ 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c | | \/ 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c \/ 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c | | / \\/ - 64*c + 81*c + 9*c / 8*c I*\/ 3 *\\/ - 64*c + 81*c + 9*c / | | / \\/ - 64*c + 81*c + 9*c / 8*c I*\/ 3 *\\/ - 64*c + 81*c + 9*c / |
|b - ---------------------------------------------------------------------------------------|*|b + --------------------------------------------------------------------------------------- + -----------------------------------------------------------------------------------------------|*|b + --------------------------------------------------------------------------------------- - -----------------------------------------------------------------------------------------------|*|b + --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- + -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|*|b + --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- - -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|*|b + ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- + -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|*|b + ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- - -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|*|b - / ----------------------------------------------------------------------------------- - ----------------------------------------------------------------------------------- + ----------------------------------------------------------------------------------- |*|b - / - --------------------------------------------------------------------------------- + --------------------------------------------------------------------------------- + --------------------------------------------------------------------------------- |
\ 2 / \ 4 4 / \ 4 4 / \ 2 2 / \ 2 2 / \ 2 2 / \ 2 2 / | / _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ | | / _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ _____________________________ |
| / / _________________ / _________________ / _________________ / _________________ / _________________ / _________________ | | / / _________________ / _________________ / _________________ / _________________ / _________________ / _________________ |
| 3 / 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 | | 3 / 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 3 / / 6 8 4 ___ 3 / / 6 8 4 |
\ \/ - 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c - 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c - 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c / \ \/ 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c 2*\/ \/ - 64*c + 81*c + 9*c + 2*I*\/ 3 *\/ \/ - 64*c + 81*c + 9*c /
$$\left(b - \frac{2^{\frac{2}{3}} \sqrt[3]{- \frac{4 c^{2}}{\sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} - \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}}}{2}\right) \left(b + \left(\frac{2^{\frac{2}{3}} \sqrt[3]{- \frac{4 c^{2}}{\sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} - \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}}}{4} + \frac{2^{\frac{2}{3}} \sqrt{3} i \sqrt[3]{- \frac{4 c^{2}}{\sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} - \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}}}{4}\right)\right) \left(b + \left(\frac{2^{\frac{2}{3}} \sqrt[3]{- \frac{4 c^{2}}{\sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} - \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}}}{4} - \frac{2^{\frac{2}{3}} \sqrt{3} i \sqrt[3]{- \frac{4 c^{2}}{\sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} - \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}}}{4}\right)\right) \left(b + \left(\frac{\sqrt[3]{- \frac{8 c^{2}}{- 2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} + \frac{\left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{- 2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} + \frac{\sqrt{3} i \left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{- 2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}}}}{2} + \frac{\sqrt{3} i \sqrt[3]{- \frac{8 c^{2}}{- 2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} + \frac{\left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{- 2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} + \frac{\sqrt{3} i \left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{- 2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}}}}{2}\right)\right) \left(b + \left(\frac{\sqrt[3]{- \frac{8 c^{2}}{- 2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} + \frac{\left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{- 2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} + \frac{\sqrt{3} i \left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{- 2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}}}}{2} - \frac{\sqrt{3} i \sqrt[3]{- \frac{8 c^{2}}{- 2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} + \frac{\left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{- 2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} + \frac{\sqrt{3} i \left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{- 2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}}}}{2}\right)\right) \left(b + \left(\frac{\sqrt[3]{\frac{8 c^{2}}{2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} - \frac{\left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} + \frac{\sqrt{3} i \left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}}}}{2} + \frac{\sqrt{3} i \sqrt[3]{\frac{8 c^{2}}{2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} - \frac{\left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} + \frac{\sqrt{3} i \left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}}}}{2}\right)\right) \left(b + \left(\frac{\sqrt[3]{\frac{8 c^{2}}{2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} - \frac{\left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} + \frac{\sqrt{3} i \left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}}}}{2} - \frac{\sqrt{3} i \sqrt[3]{\frac{8 c^{2}}{2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} - \frac{\left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} + \frac{\sqrt{3} i \left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}}}}{2}\right)\right) \left(b - \sqrt[3]{- \frac{8 c^{2}}{- 2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} + \frac{\left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{- 2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} + \frac{\sqrt{3} i \left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{- 2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}}}\right) \left(b - \sqrt[3]{\frac{8 c^{2}}{2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} - \frac{\left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}} + \frac{\sqrt{3} i \left(9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}\right)^{\frac{2}{3}}}{2 \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}} + 2 \sqrt{3} i \sqrt[3]{9 c^{4} + \sqrt{81 c^{8} - 64 c^{6}}}}}\right)$$