Returned 75 matches (100 formulae, 107 docs)
    Lookup 114.141 ms, Re-ranking 220.363 ms
    Found 2921478 tuple postings, 2552622 formulae, 1714880 documents
[ formulas ] [ documents ] [ documents-by-formula ]

Doc 1
0.9069
-2.0000
15.0000
0.9069
testing/NTCIR/xhtml5/4/math0504230/math0504230_1_9.xhtml
v(A):={1 if 0A,0 if 0A.

Doc 2
0.8108
-7.0000
13.0000
0.8108
testing/NTCIR/xhtml5/2/math0104190/math0104190_1_6.xhtml
I(A,ω)=def{1,if ωA0,if ωA.

Doc 3
0.7494
-3.0000
13.0000
0.7494
testing/NTCIR/xhtml5/9/1303.4612/1303.4612_1_9.xhtml
δx(A)={1if xA0if xAxAx\notin AsubscriptδxA1if x∈AxAx\in A0if x∉AxAx\notin A\delta_{x}(A)=\begin{cases}1&\mbox{if $x\in A$}\\ 0&\mbox{if $x\notin A$}\end{cases}

Doc 4
0.7494
-3.0000
13.0000
0.7494
testing/NTCIR/xhtml5/6/1002.4225/1002.4225_1_8.xhtml
ω*(A)={1if ωA0if ωA

Doc 5
0.7494
-4.0000
11.0000
0.7494
testing/NTCIR/xhtml5/5/0811.0702/0811.0702_1_30.xhtml
δC(x)={1ifxC0ifxC.

Doc 6
0.7494
-7.0000
13.0000
0.7494
testing/NTCIR/xhtml5/3/math0404428/math0404428_1_12.xhtml
IA(t)={1,if tA,0,if tAtAt\not\in A.subscriptIAt1if t∈AtAt\in A0if t∉AtAt\not\in AI_{A}(t)=\begin{cases}1,&\text{if $t\in A$},\\ 0,&\text{if $t\not\in A$}.\end{cases}

Doc 7
0.7494
-10.0000
13.0000
0.7494
testing/NTCIR/xhtml5/5/0804.1837/0804.1837_1_20.xhtml
Aδc(dw)={1,if   cA,0,if   cA.

Doc 8
0.7494
-10.0000
13.0000
0.7494
testing/NTCIR/xhtml5/6/0908.3222/0908.3222_1_21.xhtml
Aδc(dw)={1,if   cA,0,if   cA.

Doc 9
0.7241
-11.0000
10.0000
0.7241
testing/NTCIR/xhtml5/6/0812.1085/0812.1085_1_69.xhtml
μ(s)={1if 0s2/30if 3/4s1

Doc 10
0.7107
-4.0000
13.0000
0.7107
testing/NTCIR/xhtml5/4/math0504230/math0504230_1_15.xhtml
v(A):={1 if 𝐯A,0 if 𝐯A.

Doc 11
0.6878
-3.0000
10.0000
0.6878
testing/NTCIR/xhtml5/7/1105.1628/1105.1628_1_13.xhtml
f(n)={1 if n𝒩0 if n𝒩

Doc 12
0.6878
-5.0000
12.0000
0.6878
testing/NTCIR/xhtml5/5/0712.0408/0712.0408_1_53.xhtml
χA(n)={1if nA0if nAnAn\notin A.subscriptχAn1if n∈AnAn\in A0if n∉AnAn\notin A.\chi_{A}(n)=\begin{cases}1&\text{if $n\in A$}\\ 0&\text{if $n\notin A$.}\end{cases}

Doc 13
0.6878
-5.0000
10.0000
0.6878
testing/NTCIR/xhtml5/8/1108.3933/1108.3933_1_8.xhtml
δX(k)={1if kX,0if kX

Doc 14
0.6878
-5.0000
10.0000
0.6878
testing/NTCIR/xhtml5/2/hep-th0111245/hep-th0111245_1_11.xhtml
δΓ(x)={1ifxΓ0ifxΓ.

Doc 15
0.6878
-5.0000
10.0000
0.6878
testing/NTCIR/xhtml5/9/1312.5078/1312.5078_1_5.xhtml
δx(A)={0if xA1if xAxAx\in A.subscriptδxA0if x∉AxAx\notin A1if x∈AxAx\in A\delta_{x}(A)=\begin{cases}0&\mbox{if $x\notin A$}\\ 1&\mbox{if $x\in A$}.\end{cases}

Doc 16
0.6878
-5.0000
9.0000
0.6878
testing/NTCIR/xhtml5/2/math0107180/math0107180_1_71.xhtml
δi(r)={1if   ir0if   i<r.

Doc 17
0.6878
-6.0000
12.0000
0.6878
testing/NTCIR/xhtml5/7/1105.0717/1105.0717_1_2.xhtml
χA(x)={1 if xA,0 if xA,

Doc 18
0.6878
-8.0000
12.0000
0.6878
testing/NTCIR/xhtml5/3/math0302091/math0302091_1_49.xhtml
rA,1(x)={1if xA,0if xAxAx\not\in A,subscriptrA1x1if x∈AxAx\in A,0if x∉AxAx\not\in A,r_{A,1}(x)=\left\{\begin{array}[]{ll}1&\text{if $x\in A$,}\\ 0&\text{if $x\not\in A$,}\end{array}\right.

Doc 19
0.6878
-9.0000
9.0000
0.6878
testing/NTCIR/xhtml5/9/1309.3739/1309.3739_1_144.xhtml
Ea(t)={1ifat10if 0t<a.

Doc 20
0.6878
-9.0000
9.0000
0.6878
testing/NTCIR/xhtml5/5/0708.1015/0708.1015_1_29.xhtml
ψ(x)={1if 0<xγ;0if γ<x1γx1\gamma<x\leqslant 1.ψx1if 0<x⩽γ0xγ0<x\leqslant\gamma0if γ<x⩽1γx1\gamma<x\leqslant 1\psi(x)=\left\{\begin{array}[]{ll}1&\quad\hbox{if $0<x\leqslant\gamma$};\\ 0&\quad\mbox{if $\gamma<x\leqslant 1$}.\end{array}\right.

Doc 21
0.6630
-3.0000
8.0000
0.6630
testing/NTCIR/xhtml5/3/math0302145/math0302145_1_85.xhtml
b(x)={1if 0xα0otherwise.bx1if 0≤x≤α0xα0\leq x\leq\alpha0otherwise.b(x)=\left\{\begin{array}[]{ll}1&\mbox{if $0\leq x\leq\alpha$}\\ 0&\mbox{otherwise.}\end{array}\right.

Doc 22
0.6630
-4.0000
8.0000
0.6630
testing/NTCIR/xhtml5/5/0707.1744/0707.1744_1_50.xhtml
f(x)={1if 0x1,0otherwise,fx1if 0≤x≤10x10\leq x\leq 1,0otherwise,\displaystyle f(x)=\begin{cases}1&\text{if\quad$0\leq x\leq 1$,}\\ 0&\text{otherwise,}\end{cases}

Doc 23
0.6630
-4.0000
8.0000
0.6630
testing/NTCIR/xhtml5/9/1401.2597/1401.2597_1_62.xhtml
ϕ(y)={1if 0y<1,0otherwise.

Doc 24
0.6630
-6.0000
9.0000
0.6630
testing/NTCIR/xhtml5/9/1212.4647/1212.4647_1_59.xhtml
ξ(t)={1 if 0t10 if t2.

Doc 25
0.6630
-7.0000
9.0000
0.6630
testing/NTCIR/xhtml5/6/0909.2811/0909.2811_1_16.xhtml
E(γ)={1ifγ1,0if0<γ<1.

Doc 26
0.6630
-8.0000
10.0000
0.6630
testing/NTCIR/xhtml5/10/quant-ph9808067/quant-ph9808067_1_70.xhtml
Vs(AΔ)={1if sA¯-1[Δ]0otherwise.fragmentssuperscriptVsfragmentsnormal-(AΔnormal-)fragmentsnormal-{1if s∈A¯-1⁢[Δ]ssuperscriptnormal-¯A1normal-Δs\in\bar{A}^{-1}[\Delta]0otherwise.V^{s}(A\in\Delta)=\left\{\begin{array}[]{ll}1&\mbox{if $s\in\bar{A}^{-1}[% \Delta]$}\\ 0&\mbox{otherwise.}\end{array}\right.

Doc 27
0.6630
-8.0000
9.0000
0.6630
testing/NTCIR/xhtml5/6/0908.0492/0908.0492_1_13.xhtml
ψ(r)={1 if  0r1,0 if r>1r1\;r>1.ψr1 if  0≤r≤1 0r1\;0\leq r\leq 10 if r>1r1\;r>1.\psi(r)=\left\{\begin{array}[]{ll}1&\mbox{ if $\;0\leq r\leq 1$},\\ 0&\mbox{ if $\;r>1$.}\end{array}\right.

Doc 28
0.6630
-9.0000
9.0000
0.6630
testing/NTCIR/xhtml5/4/math0509073/math0509073_1_180.xhtml
φ0(r)={1-rif 0r10if r 1r 1r\geq\ 1subscriptφ0r-1rif 0≤r≤10r10\leq r\leq 10if r≥ 1r 1r\geq\ 1\varphi_{0}(r)=\begin{cases}1-r&\text{if $0\leq r\leq 1$}\\ 0&\text{if $r\geq\ 1$}\\ \end{cases}

Doc 29
0.6630
-9.0000
9.0000
0.6630
testing/NTCIR/xhtml5/3/hep-th0404160/hep-th0404160_1_18.xhtml
Ω(u)={1,if    0u1,0,ifu>1.

Doc 30
0.6630
-10.0000
9.0000
0.6630
testing/NTCIR/xhtml5/9/1306.3190/1306.3190_1_79.xhtml
ϕ0(t)={1 if 0t12,0 if t1.

Doc 31
0.6482
-8.0000
12.0000
0.6482
testing/NTCIR/xhtml5/6/1002.4225/1002.4225_1_26.xhtml
aδω1(A)={aif ω1A0if ω1A

Doc 32
0.6358
-11.0000
9.0000
0.6358
testing/NTCIR/xhtml5/3/math0309026/math0309026_1_21.xhtml
ρ(y)={1,if 0|y|10,if |y|>2y2|y|>2ρy1if 0≤|y|≤10y10\leq|y|\leq 10if |y|>2y2|y|>2\displaystyle\rho(y)=\begin{cases}1,&\text{if $0\leq|y|\leq 1$}\\ 0,&\text{if $|y|>2$}\end{cases}

Doc 33
0.6358
-11.0000
9.0000
0.6358
testing/NTCIR/xhtml5/2/math0208240/math0208240_1_107.xhtml
ρ(y)={1,if 0|y|10,if |y|>2y2|y|>2ρy1if 0≤|y|≤10y10\leq|y|\leq 10if |y|>2y2|y|>2\displaystyle\rho(y)=\begin{cases}1,&\text{if $0\leq|y|\leq 1$}\\ 0,&\text{if $|y|>2$}\end{cases}

Doc 34
0.6261
-5.0000
12.0000
0.6261
testing/NTCIR/xhtml5/4/math0610385/math0610385_1_21.xhtml
[A](x)={1 if xA0 if xA

Doc 35
0.6261
-5.0000
10.0000
0.6261
testing/NTCIR/xhtml5/4/math0701001/math0701001_1_88.xhtml
H(x)={1 if xH0 if xHxHx\notin H.Hx1 if x∈HxHx\in H0 if x∉HxHx\notin H.H(x)=\begin{cases}1&\text{ if $x\in H$}\\ 0&\text{ if $x\notin H$.}\end{cases}

Doc 36
0.6261
-5.0000
8.0000
0.6261
testing/NTCIR/xhtml5/9/1312.1185/1312.1185_1_8.xhtml
δS(T)={1if S=T0if ST

Doc 37
0.6261
-6.0000
9.0000
0.6261
testing/NTCIR/xhtml5/11/math9912131/math9912131_1_94.xhtml
δx(y)={1 if y=x0 if yx.

Doc 38
0.6261
-6.0000
9.0000
0.6261
testing/NTCIR/xhtml5/9/1308.2088/1308.2088_1_146.xhtml
w(s)={1if sk;0if s<k.

Doc 39
0.6261
-6.0000
8.0000
0.6261
testing/NTCIR/xhtml5/1/math0004166/math0004166_1_18.xhtml
ηt(s)={1if t=s0if tstst\not=s,subscriptηts1if t=stst=s0if t≠stst\not=s ,\eta_{t}(s)~{}=~{}\begin{cases}1&\text{if $t=s$}\\ 0&\text{if $t\not=s$}\ ,\end{cases}

Doc 40
0.6018
-5.0000
10.0000
0.6018
testing/NTCIR/xhtml5/7/1008.1032/1008.1032_1_7.xhtml
ϵx(A)={1if xA0otherwise.subscriptϵxA1if x∈AxAx\in A, 0otherwise\displaystyle\epsilon_{x}(A)=\left\{\begin{array}[]{cc}1&\hbox{if $x\in A$, }% \\ 0&\rm{otherwise}.\end{array}\right.

Doc 41
0.6018
-6.0000
9.0000
0.6018
testing/NTCIR/xhtml5/3/math0402443/math0402443_1_97.xhtml
hξ(k)={1if kAξ,0𝑜𝑡ℎ𝑒𝑟𝑤𝑖𝑠𝑒.subscripthξk1if k∈AξksubscriptAξk\in A_{\xi},0otherwiseh_{\xi}(k)=\left\{\begin{array}[]{lc}1&\mbox{if $k\in A_{\xi}$,}\\ 0&\mbox{otherwise}.\end{array}\right.

Doc 42
0.6018
-6.0000
9.0000
0.6018
testing/NTCIR/xhtml5/2/hep-th0212168/hep-th0212168_1_12.xhtml
Θ(t)={1if t>00if t<0t0t<0.normal-Θt1if t>0t0t>00if t<0t0t<0\Theta(t)=\left\{\begin{array}[]{ll}1&\mbox{if $t>0$}\\ 0&\mbox{if $t<0$}\,.\end{array}\right.

Doc 43
0.6018
-6.0000
9.0000
0.6018
testing/NTCIR/xhtml5/6/0909.0944/0909.0944_1_12.xhtml
θ(α)={1if α00if α<0α0\alpha<0.θα1if α≥0α0\alpha\geq 00if α<0α0\alpha<0\theta(\alpha)=\left\{\begin{array}[]{ll}1&\textrm{if $\alpha\geq 0$}\\ 0&\textrm{if $\alpha<0$}.\end{array}\right.

Doc 44
0.6018
-11.0000
10.0000
0.6018
testing/NTCIR/xhtml5/9/1306.4891/1306.4891_1_50.xhtml
dnμ(d)={1if n=1;0if n>1n1n>1.subscriptfragmentsdnormal-∣nμd1if n=1n1n=10if n>1n1n>1\sum_{d\mid n}\mu\left(d\right)=\begin{cases}1&\text{if $n=1$};\\ 0&\text{if $n>1$}.\end{cases}

Doc 45
0.6018
-11.0000
10.0000
0.6018
testing/NTCIR/xhtml5/9/1306.4891/1306.4891_1_51.xhtml
dnμ(d)={1if n=1;0if n>1n1n>1.subscriptfragmentsdnormal-∣nμd1if n=1n1n=10if n>1n1n>1\sum_{d\mid n}\mu\left(d\right)=\begin{cases}1&\text{if $n=1$};\\ 0&\text{if $n>1$}.\end{cases}

Doc 46
0.5751
-2.0000
7.0000
0.5751
testing/NTCIR/xhtml5/10/hep-th9701112/hep-th9701112_1_65.xhtml
θ(X)={1if X is positive definite0else.θX1if XXX is positive definite0else.\theta(X)=\left\{\begin{array}[]{cl}1&\mbox{if $X$ is positive definite}\\ 0&\mbox{else.}\end{array}\right.

Doc 47
0.5751
-3.0000
7.0000
0.5751
testing/NTCIR/xhtml5/5/0711.3877/0711.3877_1_63.xhtml
ϵ(t)={1if t=e0otherwise.ϵt1if t=etet=e0otherwise.\epsilon(t)=\left\{\begin{array}[]{ll}1&\mbox{if $t=e$}\\ 0&\mbox{otherwise.}\end{array}\right.

Doc 48
0.5751
-3.0000
7.0000
0.5751
testing/NTCIR/xhtml5/10/hep-th9405108/hep-th9405108_1_32.xhtml
δ(x)={1if x = 0 mod-ppp0otherwise.δx1if xxx = 0 mod-ppp0otherwise.\displaystyle\delta(x)=\left\{\begin{array}[]{ll}1&\mbox{if $x$ = 0 mod-$p$}\\ 0&\mbox{otherwise.}\\ \end{array}\right.

Doc 49
0.5751
-3.0000
7.0000
0.5751
testing/NTCIR/xhtml5/8/1111.6692/1111.6692_1_59.xhtml
f(n)={1 if n is prime and splits completely in K0 otherwise. 

Doc 50
0.5751
-4.0000
9.0000
0.5751
testing/NTCIR/xhtml5/10/math9501211/math9501211_1_29.xhtml
ν(A)={1if A is co-countable,0if AAA is countable.νA1if AAA is co-countable,0if AAA is countable.\nu(A)=\left\{\begin{array}[]{ll}1&\mbox{if $A$ is co-countable,}\\ 0&\mbox{if $A$ is countable.}\end{array}\right.

Doc 51
0.5751
-4.0000
8.0000
0.5751
testing/NTCIR/xhtml5/8/1203.1093/1203.1093_1_45.xhtml
(𝒜)={1if 𝒜  is true0if 𝒜  is false

Doc 52
0.5751
-4.0000
8.0000
0.5751
testing/NTCIR/xhtml5/1/1307.5413/1307.5413_1_50.xhtml
ϵ()={1ifis even0ifis odd

Doc 53
0.5751
-4.0000
8.0000
0.5751
testing/NTCIR/xhtml5/9/1302.6659/1302.6659_1_65.xhtml
(𝒜)={1if 𝒜  is true0if 𝒜  is false

Doc 54
0.5751
-4.0000
8.0000
0.5751
testing/NTCIR/xhtml5/6/0907.4347/0907.4347_1_125.xhtml
γ(n)={1 if n is even0 if nnn is oddγn1 if nnn is even0 if nnn is odd\gamma(n)=\left\{\begin{array}[]{rl}1&\text{ if $n$ is even}\\ 0&\text{ if $n$ is odd}\end{array}\right.

Doc 55
0.5751
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8.0000
0.5751
testing/NTCIR/xhtml5/8/1201.3702/1201.3702_1_72.xhtml
(𝒜)={1if 𝒜  is true0if 𝒜  is false

Doc 56
0.5751
-4.0000
8.0000
0.5751
testing/NTCIR/xhtml5/6/1003.2439/1003.2439_1_49.xhtml
χ(𝒜)={1if 𝒜  is true0if 𝒜  is false

Doc 57
0.5751
-4.0000
8.0000
0.5751
testing/NTCIR/xhtml5/9/1303.6744/1303.6744_1_50.xhtml
(𝒜)={1if 𝒜  is true0if 𝒜  is false

Doc 58
0.5751
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8.0000
0.5751
testing/NTCIR/xhtml5/2/math0010293/math0010293_1_348.xhtml
δ(P)={1if P is true,0if PPP is false.δP1if PPP is true,0if PPP is false.\displaystyle\delta(P)=\begin{cases}1&\text{if $P$ is true,}\\ 0&\text{if $P$ is false.}\end{cases}

Doc 59
0.5751
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8.0000
1.1502
testing/NTCIR/xhtml5/10/q-alg9712036/q-alg9712036_1_8.xhtml
u(x)={1 if x00 if x>0x0x>0 ux1 if x≥0x0x\geq 00 if x>0x0x>0 u(x)=\begin{cases}1&\text{ if $x\geq 0$}\\ 0&\text{ if $x>0$ }\end{cases}
δ(x)={1 if x=00 if x0x0x\neq 0 .δx1 if x=0x0x=00 if x≠0x0x\neq 0 \delta(x)=\begin{cases}1&\text{ if $x=0$}\\ 0&\text{ if $x\neq 0$ }\end{cases}.

Doc 60
0.5751
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testing/NTCIR/xhtml5/5/0802.2274/0802.2274_1_27.xhtml
θ(t)={1if  t>00if  t<0.

Doc 61
0.5751
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8.0000
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testing/NTCIR/xhtml5/7/1008.3401/1008.3401_1_27.xhtml
δ(x)={1ifx=00ifx0.

Doc 62
0.5751
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8.0000
0.5751
testing/NTCIR/xhtml5/2/quant-ph0205085/quant-ph0205085_1_3.xhtml
θ(τ)={1if τ00if τ<0τ0\tau<0θτ1if τ≥0τ0\tau\geq 00if τ<0τ0\tau<0\theta(\tau)=\begin{cases}1&\text{if $\tau\geq 0$}\\ 0&\text{if $\tau<0$}\end{cases}

Doc 63
0.5751
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8.0000
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testing/NTCIR/xhtml5/3/math0408013/math0408013_1_73.xhtml
φ(x)={1if x=00if x0

Doc 64
0.5751
-6.0000
8.0000
0.5751
testing/NTCIR/xhtml5/3/math0312417/math0312417_1_107.xhtml
Θ(x)={1if x00if x<0

Doc 65
0.5751
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8.0000
0.5751
testing/NTCIR/xhtml5/5/0811.4166/0811.4166_1_43.xhtml
θ(t)={1if  t>00if  t<0.

Doc 66
0.5751
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8.0000
0.5751
testing/NTCIR/xhtml5/10/hep-th9505152/hep-th9505152_1_54.xhtml
θ(k)={1if k>00if k<0k0k<0θk1if k>0k0k>00if k<0k0k<0\theta(k)=\left\{\begin{array}[]{ll}1&\mbox{if $k>0$}\\ 0&\mbox{if $k<0$}\end{array}\right.

Doc 67
0.5751
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8.0000
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testing/NTCIR/xhtml5/8/1108.4224/1108.4224_1_29.xhtml
θ(i)={1if i>00if i0.

Doc 68
0.5751
-6.0000
8.0000
0.5751
testing/NTCIR/xhtml5/5/0707.2332/0707.2332_1_98.xhtml
h(t)={1 if t00 if t1.

Doc 69
0.5751
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8.0000
0.5751
testing/NTCIR/xhtml5/4/math0608773/math0608773_1_11.xhtml
θ(P)={1if P is true,0if PPP is false.θP1if PPP is true0if PPP is false\displaystyle\theta(P)=\left\{\begin{array}[]{ll}1&\hbox{if $P$ is true},\\ 0&\hbox{if $P$ is false}.\end{array}\right.

Doc 70
0.5751
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0.5751
testing/NTCIR/xhtml5/7/1101.3197/1101.3197_1_59.xhtml
H(x)={1if x>1,0if x<1.x1.x<1.Hx1if x>1x1x>1,0if x<1.x1.x<1.H(x)=\left\{\begin{array}[]{l l}1&\quad\mbox{if $x>1$,}\\ 0&\quad\mbox{if $x<1.$}\\ \end{array}\right.

Doc 71
0.5751
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8.0000
0.5751
testing/NTCIR/xhtml5/2/nlin0103057/nlin0103057_1_71.xhtml
θ(x)={1if x>0,0if x0.

Doc 72
0.5751
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8.0000
0.5751
testing/NTCIR/xhtml5/5/0704.0927/0704.0927_1_95.xhtml
m2|dμ(m)={1if d is square-free0otherwise.fragmentssubscriptfragmentssuperscriptm2normal-|dμfragmentsnormal-(mnormal-)1if ddd is square-free0otherwise.\sum_{m^{2}|d}\mu(m)\ =\ \begin{cases}1&\text{{\rm if $d$ is square-free}}\\ 0&\text{{\rm otherwise.}}\end{cases}

Doc 73
0.5751
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testing/NTCIR/xhtml5/7/1011.0229/1011.0229_1_117.xhtml
m2|dμ(m)={1if d is square-free0otherwise.fragmentssubscriptfragmentssuperscriptm2normal-|dμfragmentsnormal-(mnormal-)1if ddd is square-free0otherwise.\sum_{m^{2}|d}\mu(m)\ =\ \begin{cases}1&\text{{\rm if $d$ is square-free}}\\ 0&\text{{\rm otherwise.}}\end{cases}

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testing/NTCIR/xhtml5/7/1010.3433/1010.3433_1_20.xhtml
ψ(λ)={1if λ3,0if λ2λ2\lambda\leq 2ψλ1if λ≥3λ3\lambda\geq 3,0if λ≤2λ2\lambda\leq 2\psi(\lambda)=\begin{cases}1&\text{if $\lambda\geq 3$,}\\ 0&\text{if $\lambda\leq 2$}\end{cases}

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testing/NTCIR/xhtml5/2/hep-th0103259/hep-th0103259_1_22.xhtml
θ(α)={1if α>0,0if α0 .

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testing/NTCIR/xhtml5/10/alg-geom9702008/alg-geom9702008_1_33.xhtml
m|μ(m)={1if =1,0otherwise.

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testing/NTCIR/xhtml5/7/1106.5110/1106.5110_1_92.xhtml
r2|nμ(r)={1 if n is squarefree 0 otherwise ,

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testing/NTCIR/xhtml5/8/1110.3900/1110.3900_1_75.xhtml
b(t)={1if t<3/40if t>1

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testing/NTCIR/xhtml5/9/1307.3637/1307.3637_1_7.xhtml
χ(P)={1,if P is true;0,if PPP is false,χP1if PPP is true0if PPP is false\chi(P)=\begin{cases}1,&\text{if $P$ is true};\\ 0,&\text{if $P$ is false},\end{cases}

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testing/NTCIR/xhtml5/4/math0605031/math0605031_1_44.xhtml
χ(x)={1if x2,0if x1x1x\leq 1,χx1if x≥2x2x\geq 2,0if x≤1x1x\leq 1,\chi(x)=\begin{cases}1&\text{if $x\geq 2$,}\\ 0&\text{if $x\leq 1$,}\end{cases}

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testing/NTCIR/xhtml5/9/1212.6719/1212.6719_1_43.xhtml
Θ(ξ)={1if|ξ|10if|ξ|2

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testing/NTCIR/xhtml5/2/math0112077/math0112077_1_53.xhtml
d|nμ(d)={1 if n=1,0 otherwise, 

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testing/NTCIR/xhtml5/9/1304.6823/1304.6823_1_32.xhtml
θ(f(x))={1if f>00if f<0

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testing/NTCIR/xhtml5/10/math9803062/math9803062_1_149.xhtml
θ(x)={1 if x0,0 if x<0x0x<0.θx1 if x≥0x0x\geq 0,0 if x<0x0x<0.\theta(x)=\begin{cases}1&\text{ if $x\geq 0$,}\\ 0&\text{ if $x<0$.}\end{cases}

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testing/NTCIR/xhtml5/1/hep-ph0004008/hep-ph0004008_1_40.xhtml
θ(y)={1, if y00, if y<0

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testing/NTCIR/xhtml5/9/1312.2540/1312.2540_1_317.xhtml
trπ(m𝑎𝑑𝑑)={1 if π has additive reduction 0 if π otherwise ..

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testing/NTCIR/xhtml5/6/0902.1873/0902.1873_1_133.xhtml
us(x)={1if x<0.5,0if x>0.5.

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testing/NTCIR/xhtml5/6/0904.0696/0904.0696_1_14.xhtml
θ(x)={1 if x>0,0 if x<0x0x<0.θx1 if x>0x0x>0,0 if x<0x0x<0.\theta(x)\,=\,\begin{cases}1&\text{ if $x>0$,}\\ 0&\text{ if $x<0$.}\end{cases}

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testing/NTCIR/xhtml5/9/1308.3322/1308.3322_1_19.xhtml
μ11(C2k)={1,if k=20,if k3k3\;k\geq 3subscriptμ11subscriptC2k1if k=2k2\;k=20if k≥3k3\;k\geq 3\mu_{11}(C_{2k})=\left\{\begin{array}[]{ll}1,&\textrm{if $\;k=2$}\\ 0,&\textrm{if $\;k\geq 3$}\end{array}\right.

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testing/NTCIR/xhtml5/9/1308.3322/1308.3322_1_16.xhtml
μ11(C2k)={1,if k=20,if k3k3\;k\geq 3subscriptμ11subscriptC2k1if k=2k2\;k=20if k≥3k3\;k\geq 3\mu_{11}(C_{2k})=\left\{\begin{array}[]{ll}1,&\textrm{if $\;k=2$}\\ 0,&\textrm{if $\;k\geq 3$}\end{array}\right.

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testing/NTCIR/xhtml5/5/0811.2291/0811.2291_1_47.xhtml
χB(a)={1ifaB0ifaA\B.

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testing/NTCIR/xhtml5/9/1303.0239/1303.0239_1_50.xhtml
1A(x)={1if xA,0otherwise.subscript1Ax1if x∈AxAx\in A,0otherwise.1_{A}(x)=\begin{cases}1&\text{if $x\in A$,}\\ 0&\text{otherwise.}\end{cases}

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testing/NTCIR/xhtml5/6/0904.1005/0904.1005_1_121.xhtml
μ(u)={1,if u=v;0,otherwise.

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testing/NTCIR/xhtml5/4/math0508629/math0508629_1_33.xhtml
γk(Q)={1 if kd0 if k0.

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testing/NTCIR/xhtml5/7/1004.3709/1004.3709_1_77.xhtml
tx=1A(x)={1if xA,0if otherwisesubscripttxsubscript1Ax1if x∈AxAx\in A0if otherwiset_{x}=1_{A}(x)=\begin{cases}1&\text{if $x\in A$},\\ 0&\text{if otherwise}\end{cases}

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testing/NTCIR/xhtml5/7/1106.3637/1106.3637_1_84.xhtml
f(s)={1if s0;0if sεsεs\geqslant\varepsilon,fs1if s⩽0s0s\leqslant 00if s⩾εsεs\geqslant\varepsilonf(s)=\left\{\begin{array}[]{ll}1&\mbox{if $s\leqslant 0$};\\ 0&\mbox{if $s\geqslant\varepsilon$},\end{array}\right.

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testing/NTCIR/xhtml5/5/0711.2185/0711.2185_1_49.xhtml
IA(x)={1 if xA0 if xA.

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testing/NTCIR/xhtml5/5/0807.0970/0807.0970_1_28.xhtml
φ(ω)={0 if ωAα if ωAωA\omega\in A.φω0 if ω∉AωA\omega\notin Aα if ω∈AωA\omega\in A\varphi(\omega)=\left\{\begin{array}[]{ll}0&\textrm{ if $\omega\notin A$}\\ \alpha&\textrm{ if $\omega\in A$}.\end{array}\right.

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testing/NTCIR/xhtml5/5/0806.0490/0806.0490_1_136.xhtml
1(A)={1if A occurs,0otherwise .

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testing/NTCIR/xhtml5/9/1303.0281/1303.0281_1_11.xhtml
{1if xA0if xA

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testing/NTCIR/xhtml5/1/1012.1350/1012.1350_1_72.xhtml
(aA)i={1if iA2if iA.

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testing/NTCIR/xhtml5/9/1312.6492/1312.6492_1_5.xhtml
βe={1if e\inAAA is in the cut and is interdicted0otherwisesubscriptβe1if eee∈\inAAA is in the cut and is interdicted0otherwise\beta_{e}=\begin{cases}1&\text{if $e$$\in$$A$ is in the cut and is interdicted% }\\ 0&\text{otherwise}\end{cases}
γe={1if e\inAAA is on sink side of the cut and is not interdicted0otherwisesubscriptγe1if eee∈\inAAA is on sink side of the cut and is not interdicted0otherwise\gamma_{e}=\begin{cases}1&\text{if $e$$\in$$A$ is on sink side of the cut and % is not interdicted}\\ 0&\text{otherwise}\end{cases}

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testing/NTCIR/xhtml5/10/math9801067/math9801067_1_37.xhtml
Ii={1if iA,0if iBiBi\in B,subscriptIi1if i∈AiAi\in A,0if i∈BiBi\in B,I_{i}=\left\{\begin{array}[]{ll}1&\mbox{if $i\in A$,}\\ 0&\mbox{if $i\in B$,}\\ \end{array}\right.

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testing/NTCIR/xhtml5/6/0904.4226/0904.4226_1_11.xhtml
δJ(A)={1JA0JA.

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testing/NTCIR/xhtml5/8/1211.0717/1211.0717_1_9.xhtml
δx(A)={1,xA,0,xA.

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testing/NTCIR/xhtml5/2/math0206289/math0206289_1_19.xhtml
ηj={1 if j is even0 if jjj is oddsubscriptηj1 if jjj is even0 if jjj is odd\eta_{j}=\begin{cases}1&\text{ if $j$ is even}\\ 0&\text{ if $j$ is odd}\end{cases}

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testing/NTCIR/xhtml5/2/math0108121/math0108121_1_161.xhtml
Ci={1if i is odd0if iii is even,superscriptCi1if iii is odd0if iii is even,C^{i}=\begin{cases}1&\text{if $i$ is odd}\\ 0&\text{if $i$ is even,}\end{cases}