Expression Error

[everest226]

1 =Yearstart(Today()Min({<IstraI = {'N'},IsTraI = {'Y'}>}[Date]))

2 =YearEnd(AddYears(Today(),-1))Max({<Isd = {'Y'},Isd = {'Y'}>}[Date]) 

[sunny_talwar]

What exactly are you trying to do here? You have Today() and Date in your expression, why?

[everest226]

i want date to show  1/1/2018  ,, beginning of this year 

[sunny_talwar]

Should just be
YearStart(Today())