Основные математические понятия в английском языке. Прокошева И.И. - 22 стр.

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• the union of A and B
• the intersection of A and B
• the Cartesian product A and B are equivalent to each other
9.1.3. Read these symbols:
•
∈
•
⊆
•
Ι
•
×
9.1.4. Match the columns
1
Μ∉
α
a)
a does not equal m
2
{}
6,4,2=Μ
b) 2,4,6, and so on infinity
3
∑
=
n
nl
i
A
c) the union of A and B
4
∞Λ6,4,2
d) M is the set with the elements 2,4,6
5
ma ≠
e)
a does not belong to M
6
ΒΑΥ
f) Summing over A sub i from one to n
9.1.5. Insert a word instead of a symbol.
1.
Μ∈
α
a)is an element; b) is a subset c) is proper subset of
2.
Β⊆Μ
a)is an element; b) is a subset of c) is proper subset of
3.
0/=Μ
a) is an empty; b) does not belong to c) is proper subset of
4.
ΒΑΥ
a) the union of; b) are equivalent to each other; c) is proper
subset of
5.
ΒΑΙ
a) the union of; b) the intersection of; c) is proper subset of
22
        • the union of A and B
        • the intersection of A and B
        • the Cartesian product A and B are equivalent to each other

     9.1.3. Read these symbols:
        • ∈
        • ⊆
        • Ι
        • ×

     9.1.4. Match the columns
1       α ∉Μ                       a)           a does not equal m
2      Μ = {2,4,6}                 b) 2,4,6, and so on infinity
3          n
                                   c) the union of A and B
          ∑A
          l =n
                 i


4       2,4,6 Λ ∞                  d) M is the set with the elements 2,4,6
5       a≠m                        e)        a does not belong to M
6     ΑΥΒ                          f) Summing over A sub i from one to n

     9.1.5. Insert a word instead of a symbol.
        1. α ∈ Μ       a)is an element; b) is a subset c) is proper subset of
        2. Μ ⊆ Β       a)is an element; b) is a subset of c) is proper subset of
        3. Μ = 0/      a) is an empty; b) does not belong to c) is proper subset of
        4. Α Υ Β       a) the union of; b) are equivalent to each other; c) is proper
                       subset of
        5. Α Ι Β       a) the union of; b) the intersection of; c) is proper subset of




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