knaves

Here is a famous logic puzzle, often called a Knights and Knaves style puzzle [2]: Knights always tell the truth, Knaves always lie.

A puzzle in the style of the author's would be: Knights always tell the truth, Knaves always lie.

That, or maybe you’re one of those knaves who thinks it’s only fair when your side gets to rule.

In some of the Smullyan books he extends the knights and knaves puzzles to incorporate beliefs with sane and insane variants.

There's a whole chapter on Smullyan and his Knights and Knaves problems and is a generally good guide for getting into formal logic.

We find that at present the human race is divided politically into one wise man, nine knaves, and ninety fools out of every hundred.

The Knaves were commonly designated as La Hire (Hearts), Charlemagne’s knight Ogier (Spades), Hector the hero of Troy (Diamonds), and King Arthur's knight Lancelot (Clubs).

Unfortunately, quite a few operators are fools, knaves, or both.

Is disagreement a result of knaves and fools?

We have to stop those knaves pushing PTP!

If it is democracy, then the nine knaves will become members of parliament; if fascism, they will become party leaders, if communism, commissars, the result is still exploitation.

// Knight, tells the truth K(a) { return a } // Knave, lies k(a) { return!a } // Joker, flips a coin J(a) { return random(true, false) } We can craft a question that will make the Knights and Knaves always return the truth.

The nine knaves assemble themselves under the banner of the most knavish among them, and become "politicians".

We are errant knaves all." Or at least all business operations are subject to unknown/unforeseeable weaknesses.

The part I enjoyed the most in the book was "The Empuzzlement of Gödel's Theorems" that uses a twist with Knights and Knaves.

(b) “Roadway,” ye scurvy knaves, be that stretch o’ land claimed by wagons, coaches, and other wheeled beasts o’ burden, not meant fer yer careless trot about.