subtable

subtable(u,v,m) -- yields the subtable of the table m obtained from the list u of row numbers and the list v of column numbers. 

     i1 = m = table(5,5,identity)
     
     o1 = {{(0,0),(0,1),(0,2),(0,3),(0,4)},{(1,0),(1,1),(1,2),(1,3),(1,4)},{(2,0),(2,1),(2,2),(2,3),(2,4)},{(3,0),(3,1),(3,2),(3,3),(3,4)},{(4,0),(4,1),(4,2),(4,3),(4,4)}}
     
     o1 : List
     
     i2 = subtable({1,3,4},elements(2..4), m)
     
     o2 = {{(1,2),(1,3),(1,4)},{(3,2),(3,3),(3,4)},{(4,2),(4,3),(4,4)}}
     
     o2 : List

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