It is possible but it isn't really something you should do with JMP as JMP table isn't a spreadsheet(JMP is Not a Spreadsheet ). Below is example formula to give an idea how it could be done
If(
Row() == 1, Col Sum(Column(1)),
Row() == 2, Col Sum(Column(2)),
.
)
jthi_1-1712250183921.png
jthi_0-1712250165034.png
-Jarmo