It's not a bug, precision value must be set in the follwing way: awk -M -v PREC=10000 'BEGIN { x = 1; y = 1; result = 4*atan2 (y,x); printf " %.50f\n", result}'
It's not a bug, precision value must be set in the follwing way:
awk -M -v PREC=10000 'BEGIN { x = 1; y = 1; result = 4*atan2 (y,x); printf " %.50f\n", result}'