This is necessary as a result of the number of predictions these theories make is infinite, which means that they can't be identified from the finite quantity of proof utilizing deductive logic only.
Puniki kaperluang santukan akéhnyané panarka sané kakaryanin olih teori-teori punika tan pawates, punika raris ipun nénten mresidayang kauningin saking akéhnyané bukti sané wantah nganggén logika deduktif.