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Discrete Structures 1
Number Sets [Additional]
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Cards (21)
Natural Numbers
(ℕ) – Counting numbers starting from 1 (1, 2, 3, 4, ...)
Natural Numbers (ℕ) –
Counting numbers
starting from
1
(1, 2, 3, 4, ...)
Whole Numbers
– Natural numbers including 0 (0, 1, 2, 3, 4, ...)
Whole Numbers –
Natural numbers
including
0
(0, 1, 2, 3, 4, ...)
Integers
(ℤ) – All positive and negative whole numbers including 0 (..., -3, -2, -1, 0, 1, 2, 3, ...)
Integers (ℤ) – All
positive
and
negative
whole numbers including 0 (..., -3, -2, -1, 0, 1, 2, 3, ...)
Integers (ℤ) – All positive and negative
whole numbers
including
0
(..., -3, -2, -1, 0, 1, 2, 3, ...)
Rational Numbers
(ℚ) – Numbers that can be written as a ratio or fraction of two integers (e.g., 1/2, -3, 0.75, 7, -4)
Rational Numbers (ℚ) – Numbers that can be written as a
ratio
or
fraction
of two integers (e.g., 1/2, -3, 0.75, 7, -4)
Rational Numbers (ℚ) – Numbers that can be written as a ratio or fraction of two
integers
(e.g., 1/2, -3, 0.75, 7, -4)
Irrational Numbers
– Numbers that cannot be written as fractions; non-terminating and non-repeating decimals (e.g., π, √2, e)
Irrational Numbers – Numbers that cannot be written as
fractions
; non-terminating and non-repeating decimals (e.g., π, √2, e)
Irrational Numbers – Numbers that cannot be written as fractions;
non-terminating
and
non-repeating
decimals (e.g., π, √2, e)
Irrational Numbers – Numbers that cannot be written as fractions; non-terminating and non-repeating
decimals
(e.g., π, √2, e)
Real Numbers
(ℝ) – All rational and irrational numbers; any number on the number line (e.g., -5, 0, 2, 3.14, √3)
Real Numbers (ℝ) – All
rational
and
irrational
numbers; any number on the number line (e.g., -5, 0, 2, 3.14, √3)
Real Numbers (ℝ) – All rational and irrational numbers; any number on the
number line
(e.g., -5, 0, 2, 3.14, √3)
Imaginary Numbers
– Numbers that are multiples of √-1, represented as "i" (e.g., i, 2i, -5i)
Imaginary Numbers – Numbers that are multiples of
√-1
, represented as "
i
" (e.g., i, 2i, -5i)
Complex Numbers (ℂ) – Numbers made up of a real and an imaginary part (e.g., 3 + 2i, -1 - 4i)
Complex Numbers (ℂ) – Numbers made up of a
real
and an
imaginary
part (e.g., 3 + 2i, -1 - 4i)