数电== 将逻辑函数化为或非-或非形式Y=(ABC'+B'C)'D+A'B'D 求大神教教怎么做

Y = (ABC' + B'C)'D + A'B'D
= (ABC')' ( B'C)' D + A'B'D
= (A' + B' + C) (BD + C'D) + A'B'D
= A'BD + A'C'D + 0 + B'C'D + BCD + 0 + A'B'D