FindIntegerNullVector

FindIntegerNullVector[{x1,x2,…,xn}] finds a list of integers ai such that a1 x1+a2 x2+⋯+an xn0. 

FindIntegerNullVector[{x1,x2,…,xn},d] finds a list of integers ai with {a1,…,an}≤d such that a1 x1+a2 x2+⋯+an xn0. 

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