This is a list of various kinds of hat, contemporary or traditional. Headgear has been common throughout the history of humanity, present on some of the...

HAT-P-67 is a binary star system, made up of a F-type subgiant and a red dwarf star, which is located about 1,200 light-years away in the constellation...

A toque (/toʊk/ or /tɒk/) is a type of hat with a narrow brim or no brim at all. Toques were popular from the 13th to the 16th century in Europe, especially...

HAT-P-32b is a planet orbiting the G-type or F-type star HAT-P-32, which is approximately 950 light years away from Earth. HAT-P-32b was first recognized...

movement as a "purple hat". Fallacy of composition Stone soup Rosquist 2005, p. 94; Neudeck & Wittchen 2012, p. 4. Rosquist 2005, p. 94. For the original...

Telescope Network (HATNet) project is a network of six small fully automated "HAT" telescopes. The scientific goal of the project is to detect and characterize...

HAT-P-17 is a K-type main-sequence star about 92.4 parsecs (301 ly) away. It has a mass of about 0.857 ± 0.039 M☉. It is the host of two planets, HAT-P-17b...

HAT-P-13, also known as GSC 03416-00543, is a G-type main sequence star approximately 800 light-years away in the constellation Ursa Major. In 2009 it...

Hat Yai (Thai: หาดใหญ่, pronounced [hàːt jàj], also Haad Yai or Had Yai) is a city in southern Thailand near the Malaysian border and the fifth-largest...

{\displaystyle {\hat {\mu }}} and the estimated variability of the process (expressed as a standard deviation) is σ ^ {\displaystyle {\hat {\sigma }}} ,...

particle in one spatial dimension, the definition is: p ^ = − i ℏ ∂ ∂ x {\displaystyle {\hat {p}}=-i\hbar {\frac {\partial }{\partial x}}} where ħ is...

HAT-P-7 is a F-type main sequence star located about 1088 light-years away in the constellation Cygnus. The apparent magnitude of this star is 10.5, which...

HAT-P-29, also known as Muspelheim since 2019 (as part of the IAU's NameExoWorlds project), is a star about 1,040 light-years (320 parsecs) away. It is...

+ 1 ∣ k ) P k ∣ n = P k ∣ k + C k ( P k + 1 ∣ n − P k + 1 ∣ k ) C k T {\displaystyle {\begin{aligned}{\hat {\mathbf {x} }}_{k\mid n}&={\hat {\mathbf {x}...

HAT-P-11, also designated GSC 03561-02092 and Kepler-3, is a metal-rich orange dwarf star with a planetary system, 123 light-years (38 parsecs) away in...

Woman with a Hat (French: La femme au chapeau) is an oil-on-canvas painting by Henri Matisse. It depicts Matisse's wife, Amélie Matisse. It was painted...

This is a list of episodes of the children's animated series The Cat in the Hat Knows a Lot About That!. The show aired from September 6, 2010 to October...

WASP-11b/HAT-P-10b or WASP-11Ab/HAT-P-10Ab is an extrasolar planet discovered in 2008. The discovery was announced (under the designation WASP-11b) by...

− p ^ x ^ ) | ψ ⟩ = ( x ^ − x 0 I ^ ) p ^ | ψ ⟩ = i ℏ | ψ ⟩ , {\displaystyle [{\hat {x}},{\hat {p}}]|\psi \rangle =({\hat {x}}{\hat {p}}-{\hat {p}}{\hat...

green were his girdle and his breeches all of leather; he wore in his tall hat a swan-wing feather. He lived up under Hill, where the Withywindle ran from...

of 2024, Milan's Pierino Prati remains the most recent player to score a hat-trick in a European Cup or Champions League final. Milan had a bye in the...

El Salvador. He scored at 69', 72', and 76', making the time between his first and third 7 minutes. This is also the only hat-trick scored by a substitute...

A sailor hat is a brimmed straw hat similar to those historically worn by nineteenth century sailors before the sailor cap became standard. It is very...

Jarabe Tapatío, often referred to as the Mexican hat dance, is the national dance of Mexico. It originated as a courtship dance in Guadalajara, Jalisco...

Michael (1960). The history of the hat. London: Herbert Jenkins. p. 80. Wilcox, Ruth Turner (2008). The Mode in Hats and Headdress: A Historical Survey...

A p ¯ = 1 π ∫ Ω V p ¯ , ω ^ ( n ^ ⋅ ω ^ ) d ⁡ ω {\displaystyle A_{\bar {p}}={\frac {1}{\pi }}\int _{\Omega }V_{{\bar {p}},{\hat {\omega }}}({\hat {n}}\cdot...

his everyday clothes and refused the circus's request that he wear a top hat and tails. In 1938, he began a promotional tour with the International Shoe...

In quantum mechanics, the exchange operator P ^ {\displaystyle {\hat {P}}} , also known as permutation operator, is a quantum mechanical operator that...

\varepsilon _{i}=y_{i}-{\hat {\beta }}_{1}x_{i1}-\cdots -{\hat {\beta }}_{p}x_{ip}.} The normal equations are ∑ i = 1 n ∑ k = 1 p x i j x i k β ^ k = ∑ i...

P}^{2})(1+L)+\left({\frac {\hat {\alpha }}{{\hat {\sigma }}_{y}}}\right)^{2}L} Where: ρ ^ y , P 2 {\displaystyle {\hat {\rho }}_{y,P}^{2}} estimates ρ y , P 2 {\displaystyle...