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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
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
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)
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
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
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
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 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
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
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
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
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
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
|\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
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
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)
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
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
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
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
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
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
Sigmoid shape special function
{\left({\frac {1}{2}}\right)}}}\int _{0}^{\infty }\tau (\tau -1)\cdots (\tau -n+1)\tau ^{-{\frac {1}{2}}}e^{-\tau }\,d\tau \\[1ex]&=\sum _{k=0}^{n}{\frac {s(n,k)}{2^{\bar
Error_function
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)
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
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
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)
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)
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
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
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
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
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
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
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
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
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)
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
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
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
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
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)
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
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
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)
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
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
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
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
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
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
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
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
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
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
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
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 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 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
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
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
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
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
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
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
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
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
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
Extension of the factorial function
exponential function. For instance, the moments of that function are ⟨ τ n ⟩ ≡ ∫ 0 ∞ t n − 1 e − ( t τ ) β d t = τ n β Γ ( n β ) . {\displaystyle \langle \tau ^{n}\rangle
Gamma_function
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
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
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
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
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
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
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
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)
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
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
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
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
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
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
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
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
Function specifying the behavior of a component in an electronic or control system
a transfer function (also known as system function or network function) of a system, sub-system, or component is a mathematical function that models
Transfer_function
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
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
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
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
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)
Growth of quantities at rate proportional to the current amount
/ τ = x ( t ) ⋅ b . {\displaystyle x(t+\tau )=a\cdot b^{(t+\tau )/\tau }=a\cdot b^{t/\tau }\cdot b^{\tau /\tau }=x(t)\cdot b\,.} If τ > 0 and b > 1, then
Exponential_growth
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
Generalized function whose value is zero everywhere except at zero
{\displaystyle (\tau _{h}S)[\varphi ]=S[\tau _{-h}\varphi ].} In the theory of electromagnetism, the first derivative of the delta function represents a point
Dirac_delta_function
Part of signal analysis and signal processing
\tau )\Phi (\eta ,\tau )\exp(j2\pi (\eta t-\tau f))\,d\eta \,d\tau ,} where A x ( η , τ ) {\displaystyle A_{x}(\eta ,\tau )} is the ambiguity function
Bilinear time–frequency distribution
Bilinear_time–frequency_distribution
Equation in Fourier analysis
{\displaystyle q=e^{i\pi \tau }} , for τ {\displaystyle \tau } a complex number in the upper half plane, and define the theta function: θ ( τ ) = ∑ n q n 2
Poisson_summation_formula
Probability that random variable X is less than or equal to x
cumulative distribution function (CDF) of a real-valued random variable X {\displaystyle X} , or just distribution function of X {\displaystyle X} ,
Cumulative distribution function
Cumulative_distribution_function
TAU FUNCTION
TAU FUNCTION
Male
Finnish
Pet form of Finnish Taneli, TATU means "God is my judge."
Male
English
 Pet form of English Thaddeus, TAD means "courageous, large-hearted." Irish Anglicized form of Gaelic Tadhg, meaning "poet."
Female
Vietnamese
Vietnamese name THU means "autumn."
Female
Hungarian
Hungarian name derived from Latin beatus, BEÃTA means "blessed."Â
Boy/Male
African Egyptian
Lion.
Male
French
French form of Roman Latin Caietanus, GAËTAN means "from Caieta (Gaeta, Italy)."
Female
Finnish
Pet form of Finnish Tarja, TARU means "possesses a lot; wealthy."
Female
Hebrew
(טַל) Hebrew unisex name TAL means "dew."Â
Female
Hungarian
Hungarian form of Greek Margarites, MARGARÉTA means "pearl."
Female
Hungarian
Hungarian form of Latin Renata, RENÃTA means "reborn."
Male
Hebrew
(תָּ×) Hebrew name TAM means "complete, whole" or "honest." Compare with another form of Tam.
Male
African
lion.
Female
Egyptian
, wife of Pa-du-amen-nes-tau-ui.
Female
Egyptian
, Taf-nekhta.
Male
Scottish
Short form of Scottish Gaelic TÃ mhas, TAM means "twin." Compare with another form of Tam.
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.
Male
Welsh
Welsh form of Greek Zeus, IAU means "god."
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.
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.
Girl/Female
Hindu, Indian
Water Tap
TAU FUNCTION
TAU FUNCTION
Girl/Female
American, Australian, Christian, Dutch, French, German, Hebrew, Scottish, Swedish
Gift from God; Female Version of John; The Lord is Gracious; Similar to Jane
Girl/Female
Australian, Hebrew
Wished-for Child; Rebellion; Bitter; Beloved
Boy/Male
American, Australian, British, English
One who Brews Ale; Brewer
Girl/Female
Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Sindhi, Telugu
Who Resides in a Lotus
Boy/Male
Arabic
Respected; Noble
Male
Hindi/Indian
(राजीव) Variant spelling of Hindi Rajiv, a name for a "lotus flower," derived from the Sanskrit word rajiv, RAJEEV means "striped."Â
Boy/Male
Tamil
Modest
Girl/Female
American, British, English, German
Birdlike; Bright
Girl/Female
German
Will-helmet; Form of Wilhelmina
Male
Hebrew
(×ֶלְעָזָר) Hebrew name ELAZAR means "god has helped." In the bible, this is the name of several characters, including a high priest son of Aaron. In use by the Basques.
TAU FUNCTION
TAU FUNCTION
TAU FUNCTION
TAU FUNCTION
TAU FUNCTION
v. t.
To fit with, or as with, a tag or tags.
n.
A brown color imparted to the skin by exposure to the sun; as, hands covered with tan.
n.
The common American toadfish; -- so called from a marking resembling the Greek letter tau (/).
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.
a.
Of the color of tan; yellowish-brown.
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.
n.
A tag. See Tag, 2.
v. t.
To put a new sole or heel on; as, to tap shoes.
n.
A yellowish-brown color, like that of tan.
v. t.
To follow closely after; esp., to follow and touch in the game of tag. See Tag, a play.
n.
To assess, fix, or determine judicially, the amount of; as, to tax the cost of an action in court.
v. t.
To smear with tar, or as with tar; as, to tar ropes; to tar cloth.
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.
v. i.
To follow closely, as it were an appendage; -- often with after; as, to tag after a person.
v. t.
To form an internal screw in (anything) by means of a tool called a tap; as, to tap a nut.
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.
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 disagreeable or burdensome duty or charge; as, a heavy tax on time or health.
n.
Liquor drawn through a tap; hence, a certain kind or quality of liquor; as, a liquor of the same tap.
n.
To make brown; to imbrown, as by exposure to the rays of the sun; as, to tan the skin.