I am looking for a solution to match 2 dataframes from pairs of values (x and
y) as indicated thereafter :
First dataframe :
DATA1
x y a
1 30 40 0.2
2 21 130 0.3
Second dataframe
DATA2
x y b
1 30 40 1
2 40 30 3
3 20 40 7
4 11 30 2
5 130 250 15
6 21 130 17
expected Results :
DATA3
x y a b
1 30 40 0.2 1
2 21 130 0.3 17
Many thanks in advance fo your help
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