row-echelon
public text v1 · immutable1 -2 0 0 3
2 -5 -3 -2 6
0 5 15 10 0
2 6 18 8 6
((row 2) - ((row 1) *2))*-1
1 -2 0 0 3
0 1 3 2 0
0 5 15 10 0
2 6 18 8 6
(row 3) - ((row 2)*5)
1 -2 0 0 3
0 1 3 2 0
0 0 0 0 0
2 6 18 8 6
Switch row 3 and 4
1 -2 0 0 3
0 1 3 2 0
2 6 18 8 6
0 0 0 0 0
((row 3) - (row 1)*2)
1 -2 0 0 3
0 1 3 2 0
0 10 18 8 0
0 0 0 0 0
((row 3) - (row 2)*10)
1 -2 0 0 3
0 1 3 2 0
0 0 -12 -12 0
0 0 0 0 0
(row 3) /-12
1 -2 0 0 3
0 1 3 2 0
0 0 1 1 0
0 0 0 0 0