New results on k-fold circuits in d-dimensional rigidity matroids: R_d lacks the k-fold circuit property for d >= 4, sufficient balance conditions are given, and a coning reduction handles almost-cone graphs.
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$k$-fold circuits and coning in rigidity matroids
New results on k-fold circuits in d-dimensional rigidity matroids: R_d lacks the k-fold circuit property for d >= 4, sufficient balance conditions are given, and a coning reduction handles almost-cone graphs.