-- -*- M2-comint -*- hash: 7137571478298066548

i1 : options numericalRank

o1 = OptionTable{Threshold => .0001}

o1 : OptionTable

i2 : numericalRank matrix {{2,1},{0,0.001}}

o2 = 2

i3 : numericalRank matrix {{2,1},{0,0.0001}}

o3 = 1

i4 : 
