(1)
(2)
(3)
(4)
(5)
(6)
(7)
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(1) |
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(2) |
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(3) |
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(4) |
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(5) |
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(6) |
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(7) |
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Formulas 1, 2, 3 are proven in my papers by using the WZ - method.
Formulas 4, 5, 6, 7 remain unproven.