Risse im Fundament (Jörg Resag)

Marsoni

M251S

$14.00

Get it in 3 business days with 1 day shipping. Friday, May 29

Risse im Fundament (Jörg Resag)Woher wissen wir was wahr ist? Wofr brauchen wir mathematische Beweise? Was hat es mit Gdels berhmten Unvollstndigkeitsstzen auf sich? In diesem Sachbuch tauchen wir ein in die Aussagekraft mathematischer Systeme und lernen ihre prinzipiellen Grenzen kennen. Nicht jede mathematische Aussage, die man formulieren kann, lsst sich aus den akzeptierten Axiomen auch beweisen oder widerlegen. Die Fundamente der Mathematik sind nicht so stabil und klar, wie

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These toys squeak loudly and my dogs all love them! My small dogs can eventually get the squeaker out but still carry them around and want us to throw them. They are something I keep on hand (with a supply of new ones available) to entertain them! They are not expensive and will always be their favorites.

WAS THIS REVIEW HELPFUL?YesReportShare

Reviewed in the United States on September 10, 2025

Verified Purchase

Patricia A. White

Alexandria, US

★★★★★ 5

Great Buy!!

Size: Small, Color: Assorted Color

My baby loves these. He gets one a week and has the best time playing fetch. One of the squickies quit working but for the price it’s a good deal. He’s a little spoiled!!

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Reviewed in the United States on March 22, 2026

Verified Purchase

Ron

Whiting, US

★★★★★ 5

Good squeak

Size: Small, Color: Assorted Color

Healthy squeak and she seems to enjoy the texture and mouth feel

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Reviewed in the United States on August 16, 2025

Verified Purchase

Jennifer B.

Phoenix, US

★★★★★ 5

Still going strong

Size: Small, Color: Assorted Color

My dogs chew apart EVERYTHING, but all six of these are still in great shape. They prefer and fight over the purple one though for unknown reasons. 🤣

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Reviewed in the United States on October 10, 2025