[Jprogramming] Problem with @ (Atop)

[Jacques Bailhache]

According to https://www.jsoftware.com/help/dictionary/d620.htm :
x u@v y ↔ u x v y
But :
   1 2 3 +/@* 4 5 6
4 10 18
   +/ 1 2 3 * 4 5 6
32
Why does it give different results ?
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