全神贯注于 发表于 2025-3-23 09:55:17
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Homomorphismsd so forth. Then in chapter 8 we were introduced to algebras, which are sets, or collections of sets, together with operations. This chapter introduces the idea of a homomorphism, which is a mapping extended to algebras: in other words a homomorphism is a mapping which relates the sets underlying twbizarre 发表于 2025-3-24 08:50:06
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Tim Denvirst clinically significant and leading cause of these perforations is peptic ulcer disease. Other less common causes include trauma, malignancy, chronic steroid use, and iatrogenic injury during endoscopic procedures (Nirula, Surg Clin North Am 94(1):31–34, 2014)..While treatment of gastroduodenal pe偶然 发表于 2025-3-24 22:24:48
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Tim Denvircritically ill patients have changed significantly in recent years. The question that once lingered throughout the literature regarding when critically ill patients should be fed has been answered: feed critically ill patients as early as possible. The question that remains, and that still is being