Apresente uma derivação à extrema esquerda (DEE) da sentença x = (a * b + c) / (b / c - a) sobre a gramática a seguir.
G = ({A, B, C, D, E, F, G}, {a, b, c, d, x, =, +, -, *, /, (, )}, P, A)
P = {< A > -> < G > = < B >
< B > -> < D > < C > | < D >
< C > -> + < D > < C > | - < D > < C > | + < D > | - < D >
< D > -> < F > < E > | < F >
< E > -> * < F > < E > | / < F > < E > | * < F > | / < F >
< F > -> ( < B > ) | < G >
< G > -> a | b | c | d | x }
< A >
< G > = < B >
x = < B >
x = < D >
x = < F > < E >
x = ( < B > ) < E >
x = ( < D > < C > ) < E >
x = ( < F > < E > < C > ) < E >
x = ( < G > < E > < C > ) < E >
x = ( a < E > < C > ) < E >
x = ( a * < F > < C > ) < E >
x = ( a * < G > < C > ) < E >
x = ( a * b < C > ) < E >
x = ( a * b + < D > ) < E >
x = ( a * b + < F > ) < E >
x = ( a * b + < G > ) < E >
x = ( a * b + c ) < E >
x = ( a * b + c ) / < F >
x = ( a * b + c ) / ( < B > )
x = ( a * b + c ) / ( < D > < C > )
x = ( a * b + c ) / ( < F > < E > < C > )
x = ( a * b + c ) / ( < G > < E > < C > )
x = ( a * b + c ) / ( b < E > < C > )
x = ( a * b + c ) / ( b / < F > < C > )
x = ( a * b + c ) / ( b / < G > < C > )
x = ( a * b + c ) / ( b / c < C > )
x = ( a * b + c ) / ( b / c - < D > )
x = ( a * b + c ) / ( b / c - < F > )
x = ( a * b + c ) / ( b / c - < G > )
x = ( a * b + c ) / ( b / c - a )