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All Maths Notation
72問 • 2年前
  • Oluwole Akande
    • 通報

    問題一覧

  • 1

    "is an element of"

    ∈

  • 2

    "is not an element of"

    ∉

  • 3

    "is a subset of"

    ⊆

  • 4

    "is a proper subset of"

    ⊂

  • 5

    "the set with elements x1, x2, ..."

    {x1, x2, …}

  • 6

    "the set of all x such that"

    { x : …}

  • 7

    the number of elements in set A

    n(A)

  • 8

    "the empty set"

    ∅

  • 9

    "the universal set"

    ε

  • 10

    "the complement of the set A"

    A'

  • 11

    "the set of natural numbers, {1, 2, 3, …}"

    ℕ

  • 12

    "the set of integers, {0, ±1, ±2, ±3, …}"

    ℤ

  • 13

    "the set of positive integers, {1, 2, 3, …}"

    ℤ+

  • 14

    "the set of non-negative integers, {0, 1, 2, 3, …}"

    ℤ+0

  • 15

    "the set of real numbers"

    ℝ

  • 16

    "the set of rational numbers, { p/q : p and q are integers}"

    ℚ

  • 17

    "union"

    ∪

  • 18

    "intersection"

    ∩

  • 19

    "the closed interval {x ∈ ℝ: a ≤ x ≤ b}"

    [a, b]

  • 20

    "the interval {x ∈ ℝ: a ≤ x < b}"

    [a , b)

  • 21

    "the interval {{x ∈ ℝ: a < x ≤ b}"

    (a , b]

  • 22

    "the open interval {x ∈ ℝ: a < x < b}"

    (a , b)

  • 23

    "is identical to or is congruent to"

    ≡

  • 24

    "is approximately equal to"

    ≈

  • 25

    "is not equal to"

    ≠

  • 26

    infinity

    ∞

  • 27

    "is proportional to"

    ∝

  • 28

    "therefore"

    ∴

  • 29

    p⇒q

    "p implies q (if p then q)"

  • 30

    p⇐q

    "p is implied by q (if q then p)"

  • 31

    p⇔ q

    "p implies and is implied by q (p is equivalent to q)"

  • 32

    first term for an arithmetic or geometric sequence

    a

  • 33

    last term for an arithmetic sequence

    l

  • 34

    common difference for an arithmetic sequence

    d

  • 35

    common ratio for a geometric sequence

    r

  • 36

    Sn

    sum to n terms of a sequence

  • 37

    S∞

    sum to infinity of a sequence

  • 38

    a× b, ab, a ⋅ b

    a multiplied by b

  • 39

    Modulus of a

    | a |

  • 40

    n factorial

    n!

  • 41

    n C r

    The binomial coefficient n!/r!(n - r)!

  • 42

    the value of the function f at x

    f(x)

  • 43

    f : x --> y

    the function f maps the element x to the element y

  • 44

    The inverse function to the function f

    f-¹

  • 45

    lim f(x) x -> a

    the limit of f(x) as x tends to a

  • 46

    ∆x

    an increment of x

  • 47

    ẋ, ẍ

    First or second derivative of x with respect to t

  • 48

    log (e) x

    natural logarithm of x

  • 49

    aˆ

    Unit vector in direction of a

  • 50

    position vector

    r

  • 51

    displacement vector

    s

  • 52

    Union of events a and b

    A∪ B

  • 53

    Intersection of events A and B

    A∩ B

  • 54

    Probability of event A

    P(A)

  • 55

    Complement of the event A

    A'

  • 56

    P(A | B)

    probability of the event A conditional on the event B

  • 57

    random variables

    X, Y, R, ...

  • 58

    values of the random variables X, Y, R, ...

    x, y, r, ...

  • 59

    .

    frequencies with which the observations x1, x2, ..., occur

  • 60

    p(x), P(X = x)

    probability function of the discrete random variable X

  • 61

    ~

    "has the distribution"

  • 62

    Z ~ N(0,1)

    Standard normal distribution

  • 63

    µ

    population mean / coefficient of friction

  • 64

    population variance

    σ²

  • 65

    population standard deviation

    σ

  • 66

    sample mean

    x bar (x with horizontal line above it)

  • 67

    sample variance

    s²

  • 68

    sample standard deviation

    s

  • 69

    Null Hypothesis

    H0

  • 70

    Alternative Hypothesis

    H1

  • 71

    product moment correlation coefficient for a sample

    r

  • 72

    product moment correlation coefficient for a population

    ρ

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    Command Words

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    26問 • 2年前
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    Circuit Symbols

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    Oluwole Akande · 15問 · 2年前

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    15問 • 2年前
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    Topic 4 - Materials - Upthrust and Viscosity

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    Oluwole Akande · 5問 · 2年前

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    5問 • 2年前
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    Topic 5 - Waves and Particle Nature of Light - Ray Diagrams

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    Topic 8 - Nuclear and Particle Physics - Linear Accelerator and Particle Detectors

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    Oluwole Akande · 14問 · 2年前

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    Topic 7 - Electric and Magnetic Fields - Glossary

    Topic 7 - Electric and Magnetic Fields - Glossary

    Oluwole Akande · 7問 · 2年前

    Topic 7 - Electric and Magnetic Fields - Glossary

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    7問 • 2年前
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    Chapter 7 - Electric and Magnetic Fields - Coulomb's Law

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    Oluwole Akande · 7問 · 2年前

    Chapter 7 - Electric and Magnetic Fields - Coulomb's Law

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    7問 • 2年前
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    Chapter 7 - Electric and Magnetic Fields - Electric Field Strength

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    Oluwole Akande · 11問 · 2年前

    Chapter 7 - Electric and Magnetic Fields - Electric Field Strength

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    11問 • 2年前
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    Chapter 7 - Electric and Magnetic Fields - Electric Potential

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    Oluwole Akande · 12問 · 2年前

    Chapter 7 - Electric and Magnetic Fields - Electric Potential

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    12問 • 2年前
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    Chapter 7 - Electric and Magnetic Fields - Capacitor Discharge

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    Oluwole Akande · 11問 · 2年前

    Chapter 7 - Electric and Magnetic Fields - Capacitor Discharge

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    問題一覧

  • 1

    "is an element of"

    ∈

  • 2

    "is not an element of"

    ∉

  • 3

    "is a subset of"

    ⊆

  • 4

    "is a proper subset of"

    ⊂

  • 5

    "the set with elements x1, x2, ..."

    {x1, x2, …}

  • 6

    "the set of all x such that"

    { x : …}

  • 7

    the number of elements in set A

    n(A)

  • 8

    "the empty set"

    ∅

  • 9

    "the universal set"

    ε

  • 10

    "the complement of the set A"

    A'

  • 11

    "the set of natural numbers, {1, 2, 3, …}"

    ℕ

  • 12

    "the set of integers, {0, ±1, ±2, ±3, …}"

    ℤ

  • 13

    "the set of positive integers, {1, 2, 3, …}"

    ℤ+

  • 14

    "the set of non-negative integers, {0, 1, 2, 3, …}"

    ℤ+0

  • 15

    "the set of real numbers"

    ℝ

  • 16

    "the set of rational numbers, { p/q : p and q are integers}"

    ℚ

  • 17

    "union"

    ∪

  • 18

    "intersection"

    ∩

  • 19

    "the closed interval {x ∈ ℝ: a ≤ x ≤ b}"

    [a, b]

  • 20

    "the interval {x ∈ ℝ: a ≤ x < b}"

    [a , b)

  • 21

    "the interval {{x ∈ ℝ: a < x ≤ b}"

    (a , b]

  • 22

    "the open interval {x ∈ ℝ: a < x < b}"

    (a , b)

  • 23

    "is identical to or is congruent to"

    ≡

  • 24

    "is approximately equal to"

    ≈

  • 25

    "is not equal to"

    ≠

  • 26

    infinity

    ∞

  • 27

    "is proportional to"

    ∝

  • 28

    "therefore"

    ∴

  • 29

    p⇒q

    "p implies q (if p then q)"

  • 30

    p⇐q

    "p is implied by q (if q then p)"

  • 31

    p⇔ q

    "p implies and is implied by q (p is equivalent to q)"

  • 32

    first term for an arithmetic or geometric sequence

    a

  • 33

    last term for an arithmetic sequence

    l

  • 34

    common difference for an arithmetic sequence

    d

  • 35

    common ratio for a geometric sequence

    r

  • 36

    Sn

    sum to n terms of a sequence

  • 37

    S∞

    sum to infinity of a sequence

  • 38

    a× b, ab, a ⋅ b

    a multiplied by b

  • 39

    Modulus of a

    | a |

  • 40

    n factorial

    n!

  • 41

    n C r

    The binomial coefficient n!/r!(n - r)!

  • 42

    the value of the function f at x

    f(x)

  • 43

    f : x --> y

    the function f maps the element x to the element y

  • 44

    The inverse function to the function f

    f-¹

  • 45

    lim f(x) x -> a

    the limit of f(x) as x tends to a

  • 46

    ∆x

    an increment of x

  • 47

    ẋ, ẍ

    First or second derivative of x with respect to t

  • 48

    log (e) x

    natural logarithm of x

  • 49

    aˆ

    Unit vector in direction of a

  • 50

    position vector

    r

  • 51

    displacement vector

    s

  • 52

    Union of events a and b

    A∪ B

  • 53

    Intersection of events A and B

    A∩ B

  • 54

    Probability of event A

    P(A)

  • 55

    Complement of the event A

    A'

  • 56

    P(A | B)

    probability of the event A conditional on the event B

  • 57

    random variables

    X, Y, R, ...

  • 58

    values of the random variables X, Y, R, ...

    x, y, r, ...

  • 59

    .

    frequencies with which the observations x1, x2, ..., occur

  • 60

    p(x), P(X = x)

    probability function of the discrete random variable X

  • 61

    ~

    "has the distribution"

  • 62

    Z ~ N(0,1)

    Standard normal distribution

  • 63

    µ

    population mean / coefficient of friction

  • 64

    population variance

    σ²

  • 65

    population standard deviation

    σ

  • 66

    sample mean

    x bar (x with horizontal line above it)

  • 67

    sample variance

    s²

  • 68

    sample standard deviation

    s

  • 69

    Null Hypothesis

    H0

  • 70

    Alternative Hypothesis

    H1

  • 71

    product moment correlation coefficient for a sample

    r

  • 72

    product moment correlation coefficient for a population

    ρ