Assume that we have some table
tab = Flatten({x,y,z},{x,1,2,0.1},{y,2,5,0.1},{z,10,100,10}),{1,2,3});
Is it possible to restore a table
tab2 = Flatten({x,y,z},{x,1,2,0.1},{y,2,5,0.1},{z,10,100,10}),{1,2});
(i.e., to reduce flattening from 1,2,3 to 1,2) by using tab
?