let D be non empty set ; :: thesis: for d being Element of D
for i being Nat
for T being Element of i -tuples_on D
for F being BinOp of D
for u being UnOp of D st u is_distributive_wrt F holds
u * (F [:] T,d) = F [:] (u * T),(u . d)
let d be Element of D; :: thesis: for i being Nat
for T being Element of i -tuples_on D
for F being BinOp of D
for u being UnOp of D st u is_distributive_wrt F holds
u * (F [:] T,d) = F [:] (u * T),(u . d)
let i be Nat; :: thesis: for T being Element of i -tuples_on D
for F being BinOp of D
for u being UnOp of D st u is_distributive_wrt F holds
u * (F [:] T,d) = F [:] (u * T),(u . d)
let T be Element of i -tuples_on D; :: thesis: for F being BinOp of D
for u being UnOp of D st u is_distributive_wrt F holds
u * (F [:] T,d) = F [:] (u * T),(u . d)
let F be BinOp of D; :: thesis: for u being UnOp of D st u is_distributive_wrt F holds
u * (F [:] T,d) = F [:] (u * T),(u . d)
let u be UnOp of D; :: thesis: ( u is_distributive_wrt F implies u * (F [:] T,d) = F [:] (u * T),(u . d) )
assume for d1, d2 being Element of D holds u . (F . d1,d2) = F . (u . d1),(u . d2) ; :: according to BINOP_1:def 20 :: thesis: u * (F [:] T,d) = F [:] (u * T),(u . d)
hence u * (F [:] T,d) = F [:] (u * T),(u . d) by Th51; :: thesis: verum