Le 10/11/2012 15:06, Paul Carrico a écrit :
D= [ 10 3 11 10 13; 49 6 -1 -1 0; 178 39 9 -451 3; 10110 -12 1 -9 45 ; -13514 15 78 -99 3] /// each line is sorted from the 1rst column (in increasing order)/ D_expeted= [ -13514 15 78 -99 3; 10 3 11 10 13; 49 6 -1 -1 0; 10110 -12 1 -9 45; 178 39 9 -451 3; ]
gsort(D,"lr","i") will do it.
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