20. weivgcyi wWwRUvj Kw¤úDUvi †Uªwbs BÝwUwUDU
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GiKgt sqrt(x+1) = x 1
cbrt(x+1) = 3 x 1
qdrt(x+1) = 4 x 1
(-bpmsqrt(b^2 -4ac))/2a =
2 4
2
b b ac
a
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Type To Display Comments
[a/b]
a
b
The “/” command for fractions is described in
a later section.
{a/b}
a
b
(a/b)
a
b
Parentheses display.
a/(b+1)
1
a
b
Parentheses used for grouping do not display.
a/((b+1)) 1
a
b
Double parentheses display.
{ aatop b close y
a
y
b
The close keyword completes the opened
brace.
The atop command is described in a later
section.
|(a|b|f)/(c+d)|
a b f
c d
The parentheses are, again, used for grouping.
|a|b|/(c+d)|
f
a b
c d
y=[a/b] [ ]
a
y
b
Backslashes prevent [ and ] from growing.
21. weivgcyi wWwRUvj Kw¤úDUvi †Uªwbs BÝwUwUDU
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Q = open x^3/3 |_a^b
3
3
b
a
x
Q
The vertical bar grows with the size of the
expression between open and |.
Type To Display
x_itimes y^n n
xi y
x^(i+1) n 1 x (Notice that the parentheses do not show. See “grouping.”)
x_i^n n
i x
F_n^(k+1) k 1
n F
A=[matrix<sp>
(x_11&x_12&x_13@
x_21&x_22&x23@
X_31&x_32&x_33])
11 12 13
21 22 23
31 32 33
x x x
A x x x
x x x
The & character separates
columns of the matrix.
sum_(n=0)^N x^n
0
N
n
n
x
int_-infty^infty <sp> <sp> f(t) e^-iomega t<sp>dt i t f t e dt
iint f(x) dx f xdx
iiint f(x) dx f xdx
alpha
beta
chi
delta
epsilon
phi
gamma
eta
iota
varphi
kappa
lamda
mu
nu
omicron
pi
theta
vartheta
rho
sigma
tau
upsilon
varpi
omega
xi
psi
zeta
xbar<sp><sp> x
xBar<sp><sp> x
xcheck<sp><sp> x
xdot<sp><sp> x
xddot<sp><sp> x
xhat<sp><sp> xˆ
xtilde<sp><sp> x
xvec<sp><sp> x
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