SKU: 32251185972

Godel's Proof

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Description

Godel's ProofFrom the Introduction. In 1931 there appeared in a German scientific periodical a relatively short paper with the forbidding title "Uber formal unentscheidbare Satze der Principia Mathematica und verwandter Systeme" ("On Formally Undecidable propositions of Principia Mathematica and Related Systems"). Its author was Kurt Godel, then a young mathematician of 25 at the University of Vienna and since 1938 a permanent member of the Institute for Advanced

From the Introduction.

In 1931 there appeared in a German scientific periodical a relatively short paper with the forbidding title "Uber formal unentscheidbare Satze der Principia Mathematica und verwandter Systeme" ("On Formally Undecidable propositions of Principia Mathematica and Related Systems"). Its author was Kurt Godel, then a young mathematician of 25 at the University of Vienna and since 1938 a permanent member of the Institute for Advanced Study at Princeton. The paper is a milestone in the history of logic and mathematics.

When Harvard University awarded Godel an honorary degree in 1952, the citation described the work as one of the most important advances in logic in modern times.

At the time of its appearance, however, neither the title of Godel's paper nor its content was intelligible to most mathematicians.

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SKU: 32251185972

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Tim P.
Cuba, US
★★★★★ 4
works, sprays weird.
works great, when I spray it, it comes out kinda think in a street instead of a spray. it won't keep me from buying it again if I needed it.
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Reviewed in the United States on January 29, 2026
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peggy
Battle Creek, US
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WORKS
I you sleep with your mouth open this is the spray for you!!
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Reviewed in the United States on February 6, 2026
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John
Grantham, US
★★★★★ 5
It tastes ok and works
This spray eliminates dry mouth.
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Reviewed in the United States on February 22, 2026
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JoeXLT
Pawtucket, US
★★★★★ 1
Saftey seals in question
This item came without any type of saftey seal on the box or the bottle and box was very crumpled..in fact the box lid was not sealed.very concerned about this priduct given how it was received
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Reviewed in the United States on April 17, 2026
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H. Murray
Louisville, US
★★★★★ 5
So Helpful for Dry Mouth Relief
⭐⭐⭐⭐⭐ This Moisturizing Mouth Spray in Gentle Mint has been perfect for my mom, who struggles with dry mouth due to Sjögren’s. It provides quick moisture and feels soothing without being overpowering. The mint flavor is light and gentle, not too strong or artificial, which makes it comfortable to use throughout the day. The spray is easy to carry and convenient for on-the-go relief. Overall, this has been a very helpful product for managing dryness and improving comfort. We’re really pleased with how well it works. ⭐⭐⭐⭐⭐
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Reviewed in the United States on February 12, 2026

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