# months
M(w)_1=Farvardin
M(w)_2=Ordibehesht
M(w)_3=Khordad
M(w)_4=Tir
M(w)_5=Mordad
M(w)_6=Shahrivar
M(w)_7=Mehr
M(w)_8=Aban
M(w)_9=Azar
M(w)_10=Dey
M(w)_11=Bahman
M(w)_12=Esfand

# eras
E(w)_0=AP
