hello,   I have a dataset that contains an age (40-105)  variable and another f2-f49 variables  representing values for each age .   sample:   age f2 f3 f4 f5 f6 40 11 15 5 9 14 41 15 8 51 56 12 42 25 7 5 10 5 43 3 16 66 71 32 44 55 181 23 28 12 45 1 184 12 17 1   i would like to create 2 DIMENSION array - val -  that will contain the values in file. so that later in the program, i will be able to refer to a spesifc age and f and get the value. like : val (40,3) = 15 val (44,5) = 28    thanks for answering   miri.                                                                                               ... View more