## Logic

Logic
http://www.starlinesw.com/product/Guides/MESGuide-Logic.html
Logical Fallacy
* argument from incredulity (I find it hard to believe, therefore it can't be true)
* ad hominem

## Logic

- reductio ad absurdum
- argumentum ad absurdum

Logical Fallacies
Ad hominem, when you insult a person rather than tackle an argument you have already failed.

"if" ~ just because the outcome is 'C', it does not infer that it came from 'A'.
e.g. A -> C
B -> C
"if and only if"
necessary sufficient

Fundamental Theorem of "Exclusive OR":
any missing column can be derived from the remaining two.
if
if and only if (bijection)