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Position	Phrase	Seite	Ausschnitt
1	t 2 a 3	/questions/507893/physical-reason-for-t2-a3-when-t-is-in-years-and-a-is-in-au	Physical reason for T2=a3 when T is in years and a is in AU 12 окт. 2019 г. — The fact that the proportionality constant becomes unity follows from the definition of a year and an astronomical unit.
3	the time was in natural	/questions/608499/evidence-that-time-is-a-natural-phenomenon	Evidence that Time is a Natural Phenomenon? [duplicate] 18 янв. 2021 г. — Things actually do change, and change happens naturally . The idea of time is inseparable from the idea of change. When we say that we are ...
4(+7)	o 1 3	/questions/444825/relation-of-the-lorentz-group-to-o1-3	Relation of the Lorentz group to $O(1,3) 3 дек. 2018 г. — Orthogonality here means preserving the the quadratic form (ct,x)↦c2t2−xTx=xαηαβxβ, hence the notation O ( 1 , 3 ). The 'special' comes from the ...
4	much greater	/questions/208315/is-there-a-rigorous-definition-of-much-greater-than	Is there a rigorous definition of 'much greater than'? 21 сент. 2015 г. — There is a consistent definition , but it involves a couple of arbitrary thresholds, so I doubt you'd consider it rigorous.
4	1 2 at 2	/questions/234084/intuitive-explanation-of-the-half-in-the-frac12at2-distance-equation	Intuitive explanation of the half in the $\frac{1}{2}at^2$ ... 6 февр. 2016 г. — you have to calculate the average velocity over that time, which is v/ 2 which also is equal to at / 2 . So, for time =t, it travels at average ...
4	s 1 2 at 2	/questions/809301/why-is-it-suitable-to-use-s-frac12at2-in-this-situation	Why is it suitable to use $s= \frac{1}{2}at^2$ in this situation? 6 апр. 2024 г. — As the car comes to a stop Vf=0. So with uniform acceleration starting from 0 to its initial speed you get s=12at2 . Only need to remember to ...
5(+6)	1 v 2 c 2	/questions/114372/what-does-frac1-sqrt1-fracv2c2-mean-with-respect-to-special-re	What does 1√1−v2c2 mean with respect to special relativity? 26 мая 2014 г. — It means that all of the unusual behavior due to special relativity increases as speed increases. As v→c, v /c→1, so γ→∞.
5	is doing work done	/questions/507142/when-is-work-actually-done	newtonian mechanics - When is work actually done? 8 окт. 2019 г. — Work is done whenever a force causes (or influences) displacement . That's all. It has got nothing to do with whether or not it fights against other forces.
5	s 1 2 a t 2	/questions/809301/why-is-it-suitable-to-use-s-frac12at2-in-this-situation	Why is it suitable to use $s= \frac{1}{2}at^2$ in this situation? 6 апр. 2024 г. — As the car comes to a stop Vf=0. So with uniform acceleration starting from 0 to its initial speed you get s=12at2 . Only need to remember to ...
5	0 mathrm c	/questions/723684/is-the-equal-sign-in-0-circ-mathrmc-273-15-mathrmk-fair	Is the equal sign in "0∘C=273.15K" fair? 17 авг. 2022 г. — I'm in doubt whether the equal sign in an expression like " 0 ∘ C =273.15 K" is fair because, normally, if A=B, then, say, 2A=2B, which is ...

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Position	Phrase	Seite	Ausschnitt
1	1 mathrm	/questions/506773/why-1-mathrmfm-is-often-used-in-modern-physics	Why $ 1 \ \ mathrm {fm}$ is often used in modern physics? Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams. Why $ 1 \ \ mathrm {fm}...
2	a frac 1 2	/questions/352549/why-is-there-a-frac12-in-the-kinematic-equation	Why is there a $\ frac { 1 }{ 2 }$ in the kinematic equation? If I use the equation for acceleration to get to that equation I don't have a $\ frac { 1 }{ 2 }$?
2	frac 1 r	/questions/282189/expectation-value-for-frac1r-in-the-nlm-rangle-state-of-hydrogen	quantum mechanics - Expectation value for $\ frac { 1 }{ r }$ in the... here I've written this explicitly in terms of the constants that appear in the Hamiltonian. If we add the term $$V = -\ frac {g}{ r }$$ as a perturbation to the Hamiltonian...
3	1 v 2 c 2	/questions/383290/what-is-so-special-about-the-factor-sqrt1-v2-c2-in-special-relativity	spacetime - What is so special about the factor $\sqrt... I am studying a book about relativistic equations and special relativity, and I keep seeing $\sqrt{ 1 -{ v ^ 2 / c ^ 2 }}$ everywhere. It is not, as with most of the concepts in special relativity, simply a mathematical construct
6	is 1 2	/questions/266359/when-we-say-electron-spin-is-1-2-what-exactly-does-it-mean-1-2-of-what	quantum mechanics - When we say electron spin is 1 / 2 , what... When one is combining quantized angular momenta, there are rules from the symmetry groups that help us determine the allowed quantum numbers.
13	frac 3 2 0	/questions/212553/spin-frac32-representation-in-georgis-book	quantum mechanics - Spin $\ frac { 3 }{ 2 }$ representation in... Georgi's book Lie Algebras in Particle Physics 2 ed equation 3 .32 lists the spin operators in the spin $\ frac { 3 }{ 2 }$ representation as ... It generates the Pauli matrices and spin $1$ matrices correctly, but doesn't match the $ 3 / 2 $ rep in Georg

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