There is no statutory requirement that formal logic be adhered to during examination of patent claims. Examiners and patent practitioners are free to use a wide variety of discussion and argument ...

It's just not absolute proof of absence." 5. The Fallacy Fallacy. It is itself a fallacy to reason that just because you proved an opponent's argument to be logically fallacious, you've shown their ...

What is the Ad Hominem Fallacy? The ad hominem fallacy occurs when someone attacks the person making an argument rather than the argument itself. This fallacy diverts attention from the actual issue ...

Forbes contributors publish independent expert analyses and insights. I write about relationships, personality, and everyday psychology. Narcissists rely on these five ‘logical fallacies’ like a ...

Logical fallacies are flaws in reasoning. They are often called informal fallacies. It's becoming more common for people to call out these fallacies by name. You often hear accusations of people ...

We’re always pleased when our readers write to us with questions or comments that really make us think. Here, for example, is reader K.S., who writes: Perhaps it was intended facetiously, if so I ...