Good point, though it remains that in order to identify 1=2 as an error, we have to be trustworthy in some respect. But you’re right that we don’t have to get that very bit of reasoning right just to know that we got it wrong.
Good point, though it remains that in order to identify 1=2 as an error, we have to be trustworthy in some respect. But you’re right that we don’t have to get that very bit of reasoning right just to know that we got it wrong.