This is necessary because the number of predictions those theories make is infinite, which means that they cannot be known from the finite amount of evidence using deductive logic only.
Awen ahušəl falas ajət ən ilavitan ən təmusnawen war imədu,awen dartidila as war adobatnat atwəziy vor ajət amindən ən təmtar dǎɣ atkul vas ən adatu izjaran.