@Jim Please don't use flags that way though. Those are shown to all mods on the network and often, depending on the flag, to all high rep users in the network. Just go into your local chat room and ask one of the site's mods for help.
@ErickWong Hi! I have come up with another approach to attack Brocard's problem, would you please have a look at the answer and share your opinion? math.stackexchange.com/a/1892315/179940
If you have issue with ignoring $\epsilon$, it would convenient if you start with something else as I am aware of it, I would like address it later.