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7 lines
218 B
7 lines
218 B
function ovdot(p1,p2)
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implicit none
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include 'lib/TensorReduction/Include/types.f'
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real(dp):: ovdot,p1(4),p2(4)
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ovdot=p1(4)*p2(4)-p1(1)*p2(1)-p1(2)*p2(2)-p1(3)*p2(3)
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return
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end
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