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Law of Excluded Middle: Logic Winter Beanie
Law of Excluded Middle: Logic Winter Beanie
$20.99
$20.99
Law of Excluded Middle: Logic Winter Beanie
Law of Excluded Middle: Logic Winter Beanie
$20.99
$20.99
A cuffed beanie, or toque, with a formula of symbolic propositional logic exemplifying the law of the excluded middle. In English, the symbols read as, for some proposition P, "either P or not-P"....
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Love Everyone: Logic Trucker Cap
Love Everyone: Logic Trucker Cap
$19.48
$19.48
Love Everyone: Logic Trucker Cap
Love Everyone: Logic Trucker Cap
$19.48
$19.48
This cap plays on symbolic logic, using the universal quantifier symbol and with a heart as a predicate symbol, saying "for every x, x is loved", or, "love everyone". The hat is a classic trucker c...
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Love Everyone: Pom-Pom Beanie
Love Everyone: Pom-Pom Beanie
$21.21
$21.21
Love Everyone: Pom-Pom Beanie
Love Everyone: Pom-Pom Beanie
$21.21
$21.21
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...
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Love Everyone: Baseball Cap
Love Everyone: Baseball Cap
$24.12
$24.12
Love Everyone: Baseball Cap
Love Everyone: Baseball Cap
$24.12
$24.12
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...
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Law of Non-Contradiction: Symbolic Logic Winter Beanie
Law of Non-Contradiction: Symbolic Logic Winter Beanie
$19.59
$19.59
Law of Non-Contradiction: Symbolic Logic Winter Beanie
Law of Non-Contradiction: Symbolic Logic Winter Beanie
$19.59
$19.59
A cuffed beanie, or toque, with the formal symbolism for the law of non-contradiction in propositional logic. The formula reads as "not both P and not-P". For any proposition, P, it is a foundati...
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Love Everyone: Logic Beanie Winter Hat
Love Everyone: Logic Beanie Winter Hat
$19.59
$19.59
Love Everyone: Logic Beanie Winter Hat
Love Everyone: Logic Beanie Winter Hat
$19.59
$19.59
A cuffed beanie, or toque, with our "Love Everyone" symbolic logic formula: ∀x❤x.Proceeds from our Love Everyone collection are donated to registered charities that protect, support and advocate fo...
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