Array.appendfunction(Function|Array of Functions[,param1,param2,...])

Adds a column which the result of this function on the remaining row.

1,3,4.$$F(SUM)

1 3 4 8

1,3,4.$$F(SIN)

1 3 4 0.8414709848078965 0.1411200080598672 -0.7568024953079282