Paste theorem statements (the part before := is enough), for example swap_pays_out : contract ⊨ (changesBy BalanceA[caller] out).given (calls "swap" ∧ₛ buysA)
:=
swap_pays_out : contract ⊨ (changesBy BalanceA[caller] out).given (calls "swap" ∧ₛ buysA)