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Topics referred to by the same term
Tau function may refer to: Tau function (integrable systems), in integrable systems Ramanujan tau function, giving the Fourier coefficients of the Ramanujan
Tau_function
Function studied by Ramanujan
In mathematics, the Ramanujan tau function, studied by Srinivasa Ramanujan, is the function τ : N → Z {\displaystyle \tau :\mathbb {N} \to \mathbb {Z}
Ramanujan_tau_function
Generating function in integrable systems
Tau functions are an important ingredient in the modern mathematical theory of integrable systems, and have numerous applications in a variety of other
Tau function (integrable systems)
Tau_function_(integrable_systems)
Nineteenth letter in the Greek alphabet
Divisor function in number theory, also denoted d or σ0 Ramanujan tau function Golden ratio (1.618...), although φ (phi) is more common Kendall tau rank
Tau
Class of mathematical functions
g_{2}(\tau ):=g_{2}(1,\tau )} and g 3 ( τ ) := g 3 ( 1 , τ ) . {\displaystyle g_{3}(\tau ):=g_{3}(1,\tau ).} As functions of τ ∈ H {\displaystyle \tau \in
Weierstrass_elliptic_function
Mathematical function
Hence we may obtain quantifiers from the choice function, for example P ( τ x ( P ) ) {\displaystyle P(\tau _{x}(P))} was equivalent to ( ∃ x ) ( P ( x )
Choice_function
Special functions of several complex variables
entire function of z. Accordingly, the theta function is 1-periodic in z: ϑ ( z + 1 ; τ ) = ϑ ( z ; τ ) . {\displaystyle \vartheta (z+1;\tau )=\vartheta
Theta_function
Part of signal processing in time-frequency analysis
}C_{x}\left(t+{\frac {\tau }{2}},t-{\frac {\tau }{2}}\right)\,e^{-2\pi i\tau f}\,d\tau .} So for a single (mean-zero) time series, the Wigner function is simply given
Wigner_distribution_function
Unsolved problem in mathematics
conjecture comes from Srinivasa Ramanujan, who proposed it for Ramanujan tau function, and Hans Petersson, who generalized it for coefficients of modular forms
Ramanujan–Petersson conjecture
Ramanujan–Petersson_conjecture
Function that takes one or more functions as an input or that outputs a function
one function as argument are values with types of the form ( τ 1 → τ 2 ) → τ 3 {\displaystyle (\tau _{1}\to \tau _{2})\to \tau _{3}} . map function, found
Higher-order_function
Function of propagation delay and Doppler frequency
sonar signal processing, an ambiguity function is a two-dimensional function of propagation delay τ {\displaystyle \tau } and Doppler frequency f {\displaystyle
Ambiguity_function
Symmetric holomorphic function
\lambda (\tau )=16q-128q^{2}+704q^{3}-3072q^{4}+11488q^{5}-38400q^{6}+\dots } . (sequence A115977 in the OEIS) By symmetrizing the lambda function under the
Modular_lambda_function
Mathematical function with no sudden changes
More generally, a continuous function ( X , τ X ) → ( Y , τ Y ) {\displaystyle \left(X,\tau _{X}\right)\to \left(Y,\tau _{Y}\right)} stays continuous
Continuous_function
Indian mathematician (1887–1920)
arithmetical functions", Ramanujan defined the so-called delta-function, whose coefficients are called τ(n) (the Ramanujan tau function). He proved many
Srinivasa_Ramanujan
Constant equal to twice pi
The number τ (/ˈtaʊ, ˈtɔː, ˈtɒ/ ; spelled out as tau) is a mathematical constant that is the ratio of a circle's circumference to its radius. It is exactly
Tau_(mathematics)
Function whose domain is the positive integers
{\displaystyle \tau (u)\tau (v)=\sum _{\delta \mid \gcd(u,v)}\delta ^{11}\tau \left({\frac {uv}{\delta ^{2}}}\right),} where τ(n) is Ramanujan's function.
Arithmetic_function
Mathematical function
the eta function is defined by, η ( τ ) = e π i τ 12 ∏ n = 1 ∞ ( 1 − e 2 n π i τ ) = q 1 24 ∏ n = 1 ∞ ( 1 − q n ) . {\displaystyle \eta (\tau )=e^{\frac
Dedekind_eta_function
Infinite sequence of differential equations
function and dual wave function. A distinguished example is the Witten–Kontsevich tau-function, whose logarithm is the generating function for intersection
Korteweg–De_Vries_hierarchy
Mathematical function
|\tau )}{\theta _{3}(\tau )\theta _{4}(\zeta |\tau )}}.\end{aligned}}} The Jacobi zn function can be expressed by theta functions as well: zn ( u , m
Jacobi_elliptic_functions
Relative importance of certain frequencies in a composite signal
autocorrelation function of the non-windowed signal x ( t ) {\displaystyle x(t)} , which is denoted as R x x ( τ ) {\displaystyle R_{xx}(\tau )} , provided
Spectral_density
Modular function in mathematics
a function on the upper half-plane H = { τ ∈ C ∣ Im ( τ ) > 0 } {\displaystyle {\mathcal {H}}=\{\tau \in \mathbb {C} \mid \operatorname {Im} (\tau )>0\}}
J-invariant
Integral expressing the amount of overlap of one function as it is shifted over another
described as the area under the function f ( τ ) {\displaystyle f(\tau )} weighted by the function g ( − τ ) {\displaystyle g(-\tau )} shifted by the amount
Convolution
Topics referred to by the same term
..) Tau test in statistics (tau-a, tau-b and tau-c tests or Kendall tau rank correlation coefficient) Tau function (disambiguation), several Tau, Norway
Tau_(disambiguation)
Indicator function of positive numbers
-i\varepsilon }}e^{ix\tau }d\tau ,\end{aligned}}} where the second representation is easy to deduce from the first, given that the step function is real and thus
Heaviside_step_function
Linear operator acting on modular forms
product and establishes the multiplicativity of Ramanujan's tau function τ ( n ) {\textstyle \tau (n)} . Other related mathematical rings are also called
Hecke_operator
Measure of a system's order
\mathbf {s_{2}} (R+r,t+\tau )\rangle } , with the convention differing among fields. The most common uses of correlation functions are when s 1 {\displaystyle
Correlation function (statistical mechanics)
Correlation_function_(statistical_mechanics)
Group of six protein isoforms produced from the MAPT gene
against tau hyperphosphorylation. Tau proteins are found more often in neurons than in non-neuronal cells in humans. One of tau's main functions is to modulate
Tau_protein
Probability distribution
{1}{2}}(n\tau +\tau _{0})\left(\mu -{\dfrac {n\tau {\bar {x}}+\tau _{0}\mu _{0}}{n\tau +\tau _{0}}}\right)^{2}+{\frac {n\tau \tau _{0}}{n\tau +\tau _{0}}}({\bar
Normal_distribution
Mathematical function common in physics
probability density function is given by[citation needed] p ( τ ∣ λ , β ) d τ = λ Γ ( 1 + β − 1 ) e − ( τ λ ) β d τ {\displaystyle p(\tau \mid \lambda
Stretched exponential function
Stretched_exponential_function
Smooth approximation of one-hot arg max
The softmax function, also known as softargmax or normalized exponential function, converts a tuple of K real numbers into a probability distribution
Softmax_function
Statistic for rank correlation
commonly referred to as Kendall's τ coefficient (after the Greek letter τ, tau), is a statistic used to measure the ordinal association between two measured
Kendall rank correlation coefficient
Kendall_rank_correlation_coefficient
Topics referred to by the same term
In mathematics, the tau conjecture may refer to one of Lehmer's conjecture on the non-vanishing of the Ramanujan tau function The Ramanujan–Petersson
Tau_conjecture
Measure of frequency stability in clocks and oscillators
_{y}^{2}(\tau )} . The Allan deviation (ADEV), also known as sigma-tau, is the square root of the Allan variance, σ y ( τ ) {\displaystyle \sigma _{y}(\tau )}
Allan_variance
Periodic distribution ("function") of "point-mass" Dirac delta sampling
{\displaystyle S_{\tau }(\xi )=\tau ^{-1}\sum _{m=-\infty }^{\infty }e^{-\pi \tau ^{2}m^{2}}e^{-\pi \tau ^{-2}(\xi -m)^{2}}.} The functions s τ ( x ) {\displaystyle
Dirac_comb
Symbols for constants, special functions
measured in radians Kendall tau rank correlation coefficient, a measure of rank correlation in statistics Ramanujan's tau function in number theory shear stress
Greek letters used in mathematics, science, and engineering
Greek_letters_used_in_mathematics,_science,_and_engineering
Christian cross in the shape of a capital T
The tau cross is a T-shaped cross, sometimes with all three ends of the cross expanded. It is called a "tau cross" because it is shaped like the Greek
Tau_cross
Natural number
Ramanujan τ {\displaystyle \tau } -function and which is (up to a constant multiplier) the 24th power of the Dedekind eta function: Δ ( τ ) = ( 2 π ) 12 η
12_(number)
Correlators of field operators
τ ) {\displaystyle \psi (\mathbf {x} ,\tau )} .] In real time, the 2 n {\displaystyle 2n} -point Green function is defined by G ( n ) ( 1 … n ∣ 1 ′ … n
Green's function (many-body theory)
Green's_function_(many-body_theory)
Sigmoid shape special function
{1}{\sqrt {\pi }}}\int _{0}^{\infty }\tau (\tau -1)\cdots (\tau -n+1)\tau ^{-{\frac {1}{2}}}e^{-\tau }\,d\tau \\[1ex]&=\sum _{k=0}^{n}s(n,k)\left({\frac
Error_function
A000396 Ramanujan tau function 1, −24, 252, −1472, 4830, −6048, −16744, 84480, −113643, ... Values of the Ramanujan tau function, τ(n) at n = 1, 2, 3
List_of_integer_sequences
Covariance and correlation
{\displaystyle (f\star g)(\tau )\ \triangleq \int _{t_{0}}^{t_{0}+T}{\overline {f(t-\tau )}}g(t)\,dt} Similarly, for discrete functions, the cross-correlation
Cross-correlation
Functions of an angle
\theta (t)=\int _{0}^{t}{\frac {d\tau }{1+\tau ^{2}}}=\arctan t} where this defines this inverse tangent function. Also, π {\displaystyle \pi } is defined
Trigonometric_functions
Some remarkable congruences for the partition function
other congruences of this type were discovered, for numbers and for Tau-functions. In his 1919 paper, he proved the first two congruences using the following
Ramanujan's_congruences
Function that "converges" to periodicity
In mathematics, an almost periodic function is, loosely speaking, a function of a real variable that is periodic to within any desired level of accuracy
Almost_periodic_function
Class of statistical models
{\boldsymbol {\theta }}} and τ {\displaystyle \tau } , whose density functions f (or probability mass function, for the case of a discrete distribution) can
Generalized_linear_model
Correlation of a signal with a time-shifted copy of itself, as a function of shift
autocorrelation function R X X ( τ ) = E [ X t + τ X ¯ t ] {\displaystyle \operatorname {R} _{XX}(\tau )=\operatorname {E} \left[X_{t+\tau }{\overline
Autocorrelation
Mathematical space
The KP equations, expressed in Hirota bilinear form in terms of the KP Tau function are equivalent to the Plücker relations. A similar construction holds
Grassmannian
Metric to compare ordering
The Kendall tau distance or Kendall tau rank distance is a metric (distance function) that counts the number of pairwise disagreements between two ranking
Kendall_tau_distance
Natural number
the previous line τ ( 3 ) {\displaystyle \tau (3)} , where τ {\displaystyle \tau } is the Ramanujan tau function. σ 3 ( 6 ) {\displaystyle \sigma _{3}(6)}
252_(number)
Probability distribution
t statistic Tau distribution, for internally studentized residuals Wilks' lambda distribution Wishart distribution Hurst, Simon. "The characteristic function of
Student's_t-distribution
Potential for two waves to interfere
defined as the coherence time τ c {\displaystyle \tau _{\mathrm {c} }} . At a delay of τ = 0 {\displaystyle \tau =0} the degree of coherence is perfect, whereas
Coherence_(physics)
Statistical modeling technique
q_{Y}(\tau ):=F_{Y}^{-1}(\tau ):=\inf \left\{y:F_{Y}(y)\geq \tau \right\},} where 0 < τ < 1 {\displaystyle 0<\tau <1} . Define the loss function as ρ τ
Quantile_regression
{\displaystyle y(t)=\int _{0}^{T}x(t-\tau )\,h(\tau )\,d\tau } h( τ {\displaystyle \tau } ) is a transfer function of an impulse response to the input.
FIR_transfer_function
Mathematical model which is both linear and time-invariant
x(\tau )=\delta (\tau )} . y ( t ) {\textstyle y(t)} is therefore proportional to a weighted average of the input function x ( τ ) {\textstyle x(\tau )}
Linear_time-invariant_system
Class of functions behaving "like" periodic functions
(z+\tau ;\tau )=e^{-2\pi iz-\pi i\tau }\vartheta (z;\tau ),} shows that for fixed τ {\displaystyle \tau } it has quasiperiod τ {\displaystyle \tau } ;
Quasiperiodic_function
Type of cardinal spline
2}&t&1\end{bmatrix}}{\begin{bmatrix}-\tau &2-\tau &\tau -2&\tau \\2\tau &\tau -3&3-2\tau &-\tau \\-\tau &0&\tau &0\\0&1&0&0\end{bmatrix}}{\begin{bmatrix}{\boldsymbol
Catmull–Rom_spline
Tent function, often used in signal processing
}^{\infty }\operatorname {rect} (x-\tau )\cdot \operatorname {rect} (\tau )\,d\tau .\\\end{aligned}}} The triangular function can also be represented as the
Triangular_function
Modular form
Dedekind eta function. The Fourier coefficients here are written τ ( n ) {\displaystyle \tau (n)} and called 'Ramanujan's tau function', with the normalization
Cusp_form
Complex-differentiable part of a Maass wave function
{a\tau +b}{c\tau +d}}\right)=\rho {\begin{pmatrix}a&b\\c&d\end{pmatrix}}(c\tau +d)^{k}f(\tau )} A weak Maass form of weight k is a continuous function on
Mock_modular_form
Family of solutions to related differential equations
}\cos(\alpha \tau -x\sin \tau )\,d\tau -{\frac {\sin(\alpha \pi )}{\pi }}\int _{0}^{\infty }e^{-x\sinh t-\alpha t}\,dt.} The Bessel functions can be expressed
Bessel_function
Function equal to the product of its values on coprime factors
{\displaystyle \tau (n)} : the Ramanujan tau function All Dirichlet characters are completely multiplicative functions, for example ( n / p ) {\displaystyle
Multiplicative_function
Class of reinforcement learning algorithms
}(A_{t}\mid S_{t})\sum _{\tau =t}^{T}(\gamma ^{\tau }R_{\tau }){\Big |}S_{0}=s_{0}\right]} Lemma—The expectation of the score function is zero, conditional
Policy_gradient_method
Fourier-related transform for signals that change over time
the function: spectrogram { x ( t ) } ( τ , ω ) ≡ | X ( τ , ω ) | 2 {\displaystyle \operatorname {spectrogram} \{x(t)\}(\tau ,\omega )\equiv |X(\tau ,\omega
Short-time_Fourier_transform
Combination of Greek letters tau and rho
visually have represented Jesus on the cross. The Tau-Rho as a Christian symbol outside its function as nomen sacrum in biblical manuscripts appears from
Staurogram
Theorem in mathematics
r(x)=\{u*v\}(x)\triangleq \int _{-\infty }^{\infty }u(\tau )v(x-\tau )\,d\tau =\int _{-\infty }^{\infty }u(x-\tau )v(\tau )\,d\tau .} In this context the asterisk denotes
Convolution_theorem
24-dimensional repeating pattern of points
\sigma _{11}(n)} is the divisor function for exponent 11, and τ ( n ) {\displaystyle \tau (n)} is the Ramanujan tau function. It follows that for m ≥ 1, the
Leech_lattice
Computer science concept
_{x:\sigma }\tau } . Also referred to as dependent sum type, since ( x : σ ) × τ = ∑ x : σ τ {\textstyle (x:\sigma )\times \tau =\sum _{x:\sigma }\tau } . Dependent
Type_system
Number of partitions of an integer
Ken (1999), "Ramanujan's unpublished manuscript on the partition and tau functions with proofs and commentary" (PDF), The Andrews Festschrift (Maratea
Partition function (number theory)
Partition_function_(number_theory)
{\displaystyle \tau } is the divisor function, and μ {\displaystyle \mu } is the Möbius function. This multiplicative arithmetical function was introduced
Pillai's arithmetical function
Pillai's_arithmetical_function
Model-free reinforcement learning algorithm
set of trajectories D k = { τ i } {\textstyle {\mathcal {D}}_{k}=\left\{\tau _{i}\right\}} by running policy π k = π ( θ k ) {\textstyle \pi _{k}=\pi
Proximal_policy_optimization
Function defined by a hypergeometric series
z {\displaystyle \lambda (\tau )={\frac {\theta _{2}(\tau )^{4}}{\theta _{3}(\tau )^{4}}}=z} is the modular lambda function, where θ 2 ( τ ) = ∑ n ∈ Z
Hypergeometric_function
Special case of the short-time Fourier transform
{\displaystyle G_{x}(\tau ,\omega )=\int _{-\infty }^{\infty }x(t)e^{-\pi (t-\tau )^{2}}e^{-j\omega t}\,dt} The Gaussian function has infinite range and
Gabor_transform
Type of stochastic process
τ ) {\displaystyle F_{X}(x_{t_{1}+\tau },\ldots ,x_{t_{n}+\tau })} represent the cumulative distribution function of the unconditional (i.e., with no
Stationary_process
American mathematician
and others, Lehmer's question on whether the Ramanujan tau function τ ( n ) {\displaystyle \tau (n)} is ever zero for a positive integer n. As well as
Jennifer_Balakrishnan
Characteristic time in a system
= f ( t ) {\displaystyle \tau {\frac {dV}{dt}}+V=f(t)} where τ represents the exponential decay constant and V is a function of time t V = V ( t ) . {\displaystyle
Time_constant
Type system used in computer programming and mathematics
all about parametric types. This comes from the function type τ → τ {\displaystyle \tau \rightarrow \tau } , hard-wired in the inference rules, below, which
Hindley–Milner_type_system
Mathematical function
+{\frac {1}{2}}\right)}}\int _{0}^{\frac {\pi }{2}}\sin(x\cos \tau )\sin ^{2\alpha }\tau ~d\tau ={\frac {2\left({\frac {x}{2}}\right)^{\alpha }}{{\sqrt {\pi
Struve_function
Integral transform and linear operator
}{\frac {u(t-\tau )-u(t+\tau )}{2\tau }}\,\mathrm {d} \tau .} When the Hilbert transform is applied twice in succession to a function u, the result is
Hilbert_transform
Control loop feedback mechanism
function is u ( t ) = K p e ( t ) + K i ∫ 0 t e ( τ ) d τ + K d d e ( t ) d t , {\displaystyle u(t)=K_{\text{p}}e(t)+K_{\text{i}}\int _{0}^{t}e(\tau )\
PID_controller
modular functions are a family of three functions f, f1, and f2, studied by Heinrich Martin Weber. Let q = e 2 π i τ {\displaystyle q=e^{2\pi i\tau }} where
Weber_modular_function
Concept in probability and statistics
\operatorname {K} _{XX}(\tau )=\operatorname {E} [(X_{t+\tau }-\mu _{t+\tau })(X_{t}-\mu _{t})]=\operatorname {E} [X_{t+\tau }X_{t}]-\mu ^{2}} . It is
Autocovariance
Formulation of classical mechanics
{L}}(\gamma (\tau ;\cdot ),{\dot {\gamma }}(\tau ;\cdot ),\tau )\,d\tau ,} where γ = γ ( τ ; t , t 0 , q , q 0 ) , {\displaystyle \gamma =\gamma (\tau ;t,t_{0}
Hamilton–Jacobi_equation
Mathematical theory of data types
\to \tau } is the type of a function which takes a parameter of type σ {\displaystyle \sigma } and returns a term of type τ {\displaystyle \tau } .
Type_theory
Approximation for factorials
gamma function and Stirling's formula", Real Analysis Exchange, 32 (1): 267–271, MR 2329236 For example, a program in Mathematica: series = tau - tau^2/6
Stirling's_approximation
Generalization of the concept of directional derivative
{E(u+\tau \psi )-E(u)}{\tau }}&={\frac {1}{\tau }}\left(\int _{\Omega }F(u+\tau \,\psi )\,dx-\int _{\Omega }F(u)\,dx\right)\\[6pt]&={\frac {1}{\tau }}\left(\int
Gateaux_derivative
Twelfth letter of the Greek alphabet
1+\tau {}\alpha } ) to the term itself. Via substitution and arithmetic, the type expands to 1 + τ + τ 2 + τ 3 + ⋯ {\displaystyle 1+\tau +\tau ^{2}+\tau
Mu_(letter)
Medical condition of the brain
deterioration and death of specific volumes of the brain, linked to 4-repeat tau pathology. The condition leads to symptoms including loss of balance, slowing
Progressive supranuclear palsy
Progressive_supranuclear_palsy
Concept in quantum optics
{\displaystyle g^{(2)}(\tau )=1+|g^{(1)}(\tau )|^{2}} . This relationship is true for both the classical and quantum correlation functions. Moreover, as | g
Higher_order_coherence
Centered figurate number that represents an octagon with a dot in the center
Calculating Ramanujan's tau function on a centered octagonal number yields an odd number, whereas for any other number the function yields an even number
Centered_octagonal_number
Series related to Ramanujan's pi formulas
moonshine function. However, it is related to one as, j 8 A ′ ( τ ) = − j 8 A ( τ + 1 2 ) {\displaystyle j_{8A'}(\tau )=-j_{8A}{\Big (}\tau +{\tfrac {1}{2}}{\Big
Ramanujan–Sato_series
Non-parametric statistic used to estimate the survival function
is to estimate the survival function S {\displaystyle S} underlying τ {\displaystyle \tau } . Recall that this function is defined as S ( t ) = Prob
Kaplan–Meier_estimator
Model in probability theory
\mathbf {E} [X_{t}\mid \{X_{\tau }:\tau \leq s\}]\geq X_{s}\quad \forall s\leq t.} In potential theory, a subharmonic function f {\displaystyle f} satisfies
Martingale (probability theory)
Martingale_(probability_theory)
Medical condition
characterized by the neuronal and glial aggregation of abnormal tau protein. Hyperphosphorylation of tau proteins causes them to dissociate from microtubules and
Tauopathy
Theory in actuarial science and applied probability
\tau }K_{\tau }]} , where δ {\displaystyle \delta } is the discounting force of interest, K τ {\displaystyle K_{\tau }} is a general penalty function reflecting
Ruin_theory
Mathematical technique in thermal field theory
(i\omega _{n})={\frac {1}{\sqrt {\beta }}}\int _{0}^{\beta }d\tau \ e^{i\omega _{n}\tau }\phi (\tau ).} The frequencies ω n {\displaystyle \omega _{n}} are
Matsubara_summation
Model in electromagnetism
_{-\infty }^{\infty }{1 \over 1+i\omega \tau _{D}}g(\ln \tau _{D})d\ln \tau _{D}} with the real valued distribution function g ( ln τ D ) = 1 π ( τ D / τ )
Havriliak–Negami_relaxation
Part of Ho Chi Minh City, Vietnam
Vũng Tàu (Saigon accent: [juŋm˧˩˧ taːw˨˩] , Hanoi accent: [vuŋm˧ˀ˥ taw˨˩] ) is a former coastal city in southeast Vietnam. The city covered 141.1 km2
Vũng_Tàu
Elliptic analog of hypergeometric series
[a;\sigma ,\tau ]={\frac {\theta _{1}(\pi \sigma a,e^{\pi i\tau })}{\theta _{1}(\pi \sigma ,e^{\pi i\tau })}}} where the Jacobi theta function is defined
Elliptic hypergeometric series
Elliptic_hypergeometric_series
Function in quantum field theory showing probability amplitudes of moving particles
_{xy}^{2}}}}}K_{1}(m{\sqrt {-\tau _{xy}^{2}}})&\tau _{xy}^{2}<0.\end{cases}}} Here, H1(1) is a Hankel function and K1 is a modified Bessel function. This expression
Propagator
Ratio of the perimeter of Bernoulli's lemniscate to its diameter
F\left(-{\frac {1}{\tau }}\right)=-{\frac {\tau ^{2}}{32}}F\left({\frac {\tau {\vphantom {1}}}{32}}\right).} The ν {\displaystyle \nu } function is closely related
Lemniscate_constant
TAU FUNCTION
TAU FUNCTION
Female
Egyptian
, wife of Pa-du-amen-nes-tau-ui.
Male
Hebrew
(תָּ×) Hebrew name TAM means "complete, whole" or "honest." Compare with another form of Tam.
Male
English
 Pet form of English Thaddeus, TAD means "courageous, large-hearted." Irish Anglicized form of Gaelic Tadhg, meaning "poet."
Male
French
French form of Roman Latin Caietanus, GAËTAN means "from Caieta (Gaeta, Italy)."
Girl/Female
Hindu, Indian
Water Tap
Surname or Lastname
English
English : variant of Tagg.Anglicized form of Irish Tighe.German : from a short form of the personal name Taggo or Tacco, itself a pet form of Dagobert.
Female
Finnish
Pet form of Finnish Tarja, TARU means "possesses a lot; wealthy."
Female
Hungarian
Hungarian form of Greek Margarites, MARGARÉTA means "pearl."
Female
Egyptian
, Taf-nekhta.
Male
Welsh
Welsh form of Greek Zeus, IAU means "god."
Surname or Lastname
German
German : nickname for a ruffian, earlier for a hairy person, from Middle High German rūch, rūhe, rouch ‘hairy’, ‘shaggy’, ‘rough’.English : from a medieval personal name, a variant of Ralph.Italian (Sicily) : from a local variant of the personal name Rao, an old form of Ra(o)ul, composed of the Germanic elements rad ‘counsel’, ‘advice’ + wolf ‘wolf’. Compare Ralph.Indian : variant of Rao.
Female
Vietnamese
Vietnamese name THU means "autumn."
Male
Scottish
Short form of Scottish Gaelic TÃ mhas, TAM means "twin." Compare with another form of Tam.
Male
African
lion.
Female
Hungarian
Hungarian name derived from Latin beatus, BEÃTA means "blessed."Â
Boy/Male
African Egyptian
Lion.
Surname or Lastname
English
English : possibly a variant of Tye.Jewish (from Poland) : metonymic occupational name for a tea merchant, from central Yiddish tay ‘tea’.Chinese : variant of Zheng.
Female
Hungarian
Hungarian form of Latin Renata, RENÃTA means "reborn."
Female
Hebrew
(טַל) Hebrew unisex name TAL means "dew."Â
Male
Finnish
Pet form of Finnish Taneli, TATU means "God is my judge."
TAU FUNCTION
TAU FUNCTION
Boy/Male
Greek
Christ bearer.
Boy/Male
Hindu
Munificent
Boy/Male
African, Arabic, Swahili
Ruler; Sovereign; Monarch
Male
Hebrew
(×ֲחַזְיָה) Hebrew name ACHAZYAH means "God holds" or "whom God holds." In the bible, this is the name of a son of Ahab and a son of Jehoram.
Girl/Female
Muslim
Learned. Wise.
Boy/Male
Gujarati, Hindu, Indian
Humanity; King of Men
Male
English
Irish surname transferred to forename use, from an Anglicized form of Gaelic Ó Ruaidh, ORMOND means "descendant of Ruadh."
Boy/Male
Arabic
Praised
Boy/Male
Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Tamil, Telugu
Victorious Krishna
Boy/Male
Muslim/Islamic
Fight defence
TAU FUNCTION
TAU FUNCTION
TAU FUNCTION
TAU FUNCTION
TAU FUNCTION
n.
To make brown; to imbrown, as by exposure to the rays of the sun; as, to tan the skin.
n.
A disagreeable or burdensome duty or charge; as, a heavy tax on time or health.
n.
The common American toadfish; -- so called from a marking resembling the Greek letter tau (/).
v. t.
Hence, to draw from (anything) in any analogous way; as, to tap telegraph wires for the purpose of intercepting information; to tap the treasury.
n.
A tag. See Tag, 2.
n.
To charge; to accuse; also, to censure; -- often followed by with, rarely by of before an indirect object; as, to tax a man with pride.
v. t.
To put a new sole or heel on; as, to tap shoes.
v. t.
To smear with tar, or as with tar; as, to tar ropes; to tar cloth.
v. i.
To follow closely, as it were an appendage; -- often with after; as, to tag after a person.
v. t.
To follow closely after; esp., to follow and touch in the game of tag. See Tag, a play.
n.
A yellowish-brown color, like that of tan.
v. t.
To pierce so as to let out, or draw off, a fluid; as, to tap a cask, a tree, a tumor, etc.
v. t.
To form an internal screw in (anything) by means of a tool called a tap; as, to tap a nut.
n.
To subject to the payment of a tax or taxes; to impose a tax upon; to lay a burden upon; especially, to exact money from for the support of government.
v. t.
To fit with, or as with, a tag or tags.
n.
To assess, fix, or determine judicially, the amount of; as, to tax the cost of an action in court.
a.
Of the color of tan; yellowish-brown.
n.
Especially, the sum laid upon specific things, as upon polls, lands, houses, income, etc.; as, a land tax; a window tax; a tax on carriages, and the like.
n.
Liquor drawn through a tap; hence, a certain kind or quality of liquor; as, a liquor of the same tap.
n.
A brown color imparted to the skin by exposure to the sun; as, hands covered with tan.