Other questions and answers in April 2020 — Page 92

I A is called an identity relation over A if the following statement is true for every binary relation B over A: I A ∘B = B ∧ B ∘ I A = B Theorem: If R is a binary relation over a set A, then R ...

EXTRA CREDIT: APPLIED SCIENCE - GLOBAL WARMING: Refer to Al Gore's film , Inconvenient Truth , to answer the following questions. Links for sections of Gore's film are located next to each quest...

Explain why seasonal stratification of temperature and oxygen takes place in deep ponds and lakes.

this is on logical proof of mathematics, could anyone help me with it. THANKS! Problem 5*: (Optional, extra credit) For each of the following problems, come up with a collection of sets { En}ner such ...