poundedness and the closedness are not opological properties because * O Ris homeomorphic to ]-00, O[ O Ris homeomorphic to Ja,b[ O [a,b] is not homeomorphic to Ja,b[ ORis homeomorphic to ]-00, 0]

Q: It says "Then there must exists some Aj which covers 0". Why 0? I don't understand. Please explain

A: You can take any point x in [0,1].  There exist a Aj which covers x.

Q: find the general Solutin xCE\ OP the syctem -47 /4 2. G ļ Cz are anbytory con <ləts,

A:

Q: a Rb

A: According to the question, First, let's evaluate the properties of reflexivity, symmetry, and…

Q: xRy have Xtÿ =\, We if for Say X and y Boolean varables we equivalence rektion an Determiñe if 15

A: We use Boolean algebra operation to check whether it is equivalence relation or not.

Q: For the grammar G = (V,T,S,P) where P: S->OS1|A and T = {0,1} Which of the following describes L(G)…

A: Given: For the grammar G=(V,T,S,P) where P: S→0S1 | λ and T={0,1}

Q: Explain the difference between o and oz and between ju and u The quantity u is the -Select- quantity…

A: Introduction: Denote X as the random variable of interest. Suppose a sample of size n is taken from…

Q: ) True or false: The fuction -15 S-28

A:

Q: c) 32 * 2153 – 8 4/ -

A:

Q: * 7) Consider a language which uses the following set of characters: Prefix set: { a ei} Small set:…

A: The given language are, Prefix Set: {a e i} Small Set: {b c d} Large Set: {B C D} Punctuation Set:…

Q: Equivalence relations "are" partitions. Let S be a set, and RC S × S be an equivalence relation on…

A:

Q: The equivalence class of -1 for the relation congruence modulo 5 is о (.., -12, —7, —2,3, 8, 13, ..}…

A: The equivalence class of -1 is denoted as -1 and defined as -1=x mod 5; where x∈R. For example: take…

Q: 1. The identity symbol (=) is a connective in PL. 2. The expression, “Ixy(Px &Qy)" is consistent…

A: 1 Commonly used connective in PL are  ¬ , ∧, ∨, →, ↔, =, ≡ Hence identity symbol = is a connective…

Q: Consider the set Z of integers and the equivalence relation ~ definel. 2 by a. Ure set- builden…

A:

Q: (x, y)R (u, v) if xv, yu. Let Pbe the set of equivalence classes of Z × (Z – {0}) modulo R. For (a,…

A: GIVEN  let ℝ be the equivalence relation on ℤ×ℤ-0 given by x,yRu,v if xv=yu let P be the set of…

Q: Please do diagram for (v) and (vi) and explain (i)

A:

Q: Help me with my computational theory homework

A: Approach to solving the question with detailed explanation: To construct a regular expression for…

Q: Write a logically equivalent statement for C,D and E

A: We use logical equivalences.