let n be Ordinal; :: thesis: for L being non trivial right_complementable Abelian add-associative right_zeroed well-unital distributive associative commutative left_zeroed doubleLoopStr
for p being Polynomial of n,L
for a being Element of L
for x being Function of n,L holds eval ((a * p),x) = a * (eval (p,x))

let L be non trivial right_complementable Abelian add-associative right_zeroed well-unital distributive associative commutative left_zeroed doubleLoopStr ; :: thesis: for p being Polynomial of n,L
for a being Element of L
for x being Function of n,L holds eval ((a * p),x) = a * (eval (p,x))

let p be Polynomial of n,L; :: thesis: for a being Element of L
for x being Function of n,L holds eval ((a * p),x) = a * (eval (p,x))

let a be Element of L; :: thesis: for x being Function of n,L holds eval ((a * p),x) = a * (eval (p,x))
let x be Function of n,L; :: thesis: eval ((a * p),x) = a * (eval (p,x))
thus eval ((a * p),x) = eval (((a | (n,L)) *' p),x) by Th27
.= a * (eval (p,x)) by Lm4 ; :: thesis: verum