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Geeky philosophy things for the home, office, or home office of a philosopher, teacher/professor or student of philosophy. Great gift ideas for a philosopher on your shopping list.
$17.44
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$17.44
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The raven paradox notes that, at least formally, if seeing a black raven is evidence for the claim "all ravens are black", then so is any observation of anything that is neither black nor a raven. ...
$4.10
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$4.10
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Our "love everyone" series features the logical formula ∀x❤x. A play on symbolic logic, we added a heart symbol as a new predicate to the usual symbolism in formal first-order languages to spell ou...
$10.00
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$10.00
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Have a philosopher, logician or mathematician on your gift list, but have no clue what to get them? (Or, have one on your list but don't get any of our jokes because you do something better with yo...
$13.45
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$13.45
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The philosopher Ludwig Wittgenstein (1889-1951) was known for a stark division in his work, between an early and a late period that are sometimes treated as the works of two separate philosophers. ...
$13.45
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$13.45
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The philosopher Ludwig Wittgenstein (1889-1951) was known for a stark division in his work, between an early and a late period that are sometimes treated as the works of two separate philosophers. ...
$13.45
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$13.45
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Our "love everyone" series features the logical formula ∀x❤x. A play on symbolic logic, we added a heart symbol as a new predicate to the usual symbolism in formal first-order languages to spell ou...
$29.00
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$29.00
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A fanciful bit of symbolic first-order logic on a purple throw pillow with a formula meant to be read as "love Everyone" and a rainbow design. A strategically placed accent can bring the whole roo...