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Holiday_Document4592 t1_j9jnxdn wrote

Reply to comment by shimadon in How did Paul Dirac predict the existence of a positron before the actual discovery? by bazongaenthusiast

So how do we distinguish between the math that has predictive capability and the one that doesn't?

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mfb- t1_j9ka5v6 wrote

We run experiments to check.

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tpolakov1 t1_j9lef5p wrote

If a theory predicts something and we don't see it in an experiment, then it was a wrong prediction, or a wrong theory.

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