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Proof step 18 from proof finz-add-bigger (previous step)

(2^ #fz(m + 2^ #fz(m)) * 2^ n) * lead(m) + 2^ #fz(m) = 2^ #fz(m + 2^ #fz(m)) * lead(m + 2^ #fz(m)), #fz(m + 2^ #fz(m)) + n = #fz(m), odd(lead(m)), odd(lead(m + 2^ #fz(m))) ⊦

User applied rule insert equation

And obtained the following new goals

Proof step 17:
(2^ #fz(m + 2^ #fz(m)) * 2^ n) * lead(m) + 2^ (#fz(m + 2^ #fz(m)) + n) = 2^ #fz(m + 2^ #fz(m)) * lead(m + 2^ #fz(m)), odd(lead(m)), odd(lead(m + 2^ #fz(m))) ⊦

Rule argument

[inserteqarg: pos: left 2,T,T,((1, 1, 1, 2, 1))]

Additional information

[[CONCRETESIMPRULES : ()]]