( ) | round brackets; parentheses |
{ } | curly brackets; braces |
[ ] | square brackets; brackets |
a = b
|
a equals b; or a is equal to b |
a ≠ b
|
a is not equal to b |
a > b
|
a is greater than b |
a2
> ad
|
a second is greater than a dth |
b < a
|
b is less than a |
a >> b | a is substantially greater than b |
a ≥ b
|
a is greater than or equal to b |
x trends to infinity | |
a vector ; the mean volume of a | |
the first derivative | |
the second derivative | |
9.510
|
nine thousand five hundred and ten |
32 + 8 = 40
|
thirty-two plus eight is (are)
forty; or, thirty-two plus eight equals forty; or, thirty-two plus eight is equal to forty; or, eight added to thirty-two makes forty |
20 - 5 = 15
|
twenty minus five is fifteen; or, twenty minus five is equal to (equals) fifteen; or, twenty minus five leaves fifteen; or, five from twenty is (leaves) fifteen |
a plus or minus b | |
1 × 1 = 1
|
once one is one |
2 × 2 = 4
|
twice two is (equals) four; or, twice two makes four |
6 × 10 = 60
|
six multiplied by ten equals
sixty; or, six multiplied by ten is (equal to) sixty; or, six times ten is sixty |
work = force
× distance
|
work is (equal' to) the
product of the force multiplied by the distance; or, work is (equal to) the product of force times the distance |
12 : 3 = 4
|
twelve divided by three equals (is) four |
a (one) half | |
a (one) third | |
two-thirds | |
|
five-ninths |
4½
|
four and a half |
eight and three-quarters | |
0.6 or .6
|
point six |
5.34
|
five point thirty-four; or, five point three four |
2.01
|
two point nought one; or two point o [ou] one |
0.007
|
point nought nought seven; or, point two oes [ouz] seven |
240 kilometers pro 4 hours | |
8 : 4 = 2
|
the ratio of eight to four is two. |
20 : 5 = 16 : 4 or
|
the ratio of twenty to five
equals (is equal to) the ratio of sixteen to four; or, twenty is to five as sixteen is to four |
20°
|
twenty degrees |
6´
|
six minutes; also, six f eet |
10´´
|
ten seconds; also, ten inches |
a´
|
a prime |
a´´
|
a second
prime; or a double prime; or a twice dashed |
a´´´ | a triple prime |
92
|
nine square, or, the square of nine or, nine to the second power |
63
|
six cubed; or, six to the third (power) |
c18
|
c [si:] to the eighteenth (power) |
a-10
|
a [ei] to the minus tenth (power) |
the square root (out) of four is (equals) two | |
the square root of a | |
the cube root of a | |
the fifth root of a square | |
a plus b all squared | |
L equals
the square root (out) of R square plus x square |
|
x plus square root of x square minus y square all over y | |
the tenth root (out) of a square plus b square | |
square root out of F first plus A divided by two xd th twice dashed (or double prime) | |
a to the m/n th power equals the nth root out of a to the mth (power) | |
dz over dx | |
y is a function of x | |
partial d two z over partial dx plus partial d two z over partial dy equals zero | |
indefinite integral of dx (divided) by the square root out of a2 minus x2 | |
integral from zero to µ (mu) | |
d (divided) by dx (or d over dx) of the integral from x nought to x of X large dx | |
4c plus W second plus 2 m first a prime plus R ath equals thirty-three and one-third | |
V equals u square root of sine square i minus cosine square i equals u | |
tangent r equals tangent i divided by l | |
the logarithm of two equals zero point three o[ou] one | |
a is equal to the logarithm of d to the base c | |
u is equal to the integral of f sub one of x multiplied by dx plus the integral of f sub two of y multiplied by dy | |
K is equal to the maximum over j of the sum from i equals one to i equals n of the modulus of aij of t , where t lies in the closed interval ab and where j runs from one to n | |
A vmax is equal to one half mu by r pth omega L second omega L first (divided) by square root out of R second round brackets opened R first plus omega square L first square by r pth round brackets closed | |
Av is equal to mu omega m omega square L square (divided) by r pth square brackets opened omega square m square plus R second round brackets opened R first plus omega square L square (divided) by r pth round and square brackets closed |
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