Z = √ x2_1 + x2_2 + x2_3
Z = √ x2_1 + x2_2 + x2_3 a song by Z'ev on Songsofy
z = -(Es+E3 )
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Z'ev
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e = v～z!uEv～z
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Z'ev
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v= (P2 - p1)_t
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Z'ev
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Z = √ x2_1 + x2_2 + x2_3
by
Z'ev
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e = z^4
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Z'ev
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V2 = u2- 2
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Z'ev
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