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...t reached practical "infinity" at 3.5 km/s and that such Earth-bound "infinity" also moves with Earth's orbital velocity of about 30 km/s. ...

To show that the external work done to move a point charge q+ from infinity to a distance r is: ...ative in the earlier example, the work taken to wrench that charge away to infinity would be exactly the same as the work needed in the earlier example to push ...

...ential well) or approaches zero as the distance from the wall increases to infinity, thus [[normalisable]] ...

...erence of zero could theoretically continue to expand (in various ways) to infinity, and subsequently described a new concept that he referred to as ''instanta ...

*Zero Potential Energy at Infinity: As an object moves infinitely far away from the gravitational source, its ...

...sup> <var>U</var>{{!}}}} must be bounded as {{math| <var>r</var>}} goes to infinity. This ensures that the magnetic energy is finite.<ref>{{harvnb|Brown|1962}} ...), ({{EquationNote|6}}) and ({{EquationNote|7}}), along with regularity at infinity, have identical gradients. The demagnetizing field {{math| '''H'''<sub>d</ ...

...re exists a sequence of functions <math>f_n</math>, whose log-rank goes to infinity, such that ...

...by an external agent in bringing the charge or the system of charges from infinity to the present configuration '''without''' undergoing any acceleration. Usually ''U_E'' is set to zero when '''r'''_ref is infinity: ...

...locity]] <math>v_\infty</math> (the [[kinetic energy|orbital velocity]] at infinity) by ...ic excess velocity (the theoretical [[kinetic energy|orbital velocity]] at infinity) is given by ...

...the number requires five concepts ("0", "decimal point", "3", "infinity", "infinity of 3"); but the second way can produce all the data of the first representa ...

...ive of the work done by the gravitational field moving a unit mass in from infinity. ...'' that needs to be done by an external agent to bring a unit mass in from infinity to that point:<ref>{{cite book|title=Classical Dynamics of particles and sy ...

...to the critical case&nbsp;– Universes which will just be able to expand to infinity without re-contracting. ...

...as a [[celestial body]], is the energy required to expand the material to infinity. ...decelerating particles will return to the initial distance and beyond into infinity, or stop and repeat the collision (oscillation takes place). This shows tha ...

...vevc.com/news-and-events/space-tech-to-infinity-and-beyond/ Space-Tech: To Infinity and Beyond] ...

...ory of [[renormalization]]. In all practical calculations, this is how the infinity is handled.{{Citation needed|date=February 2023}} ...

...[[unbounded set|unbounded]] region, or one whose boundary is located at [[infinity]]. For closed surfaces, it is possible to use the Magnetic Field Integral ...

...ity (the transform shown above with lower limit of integration of negative infinity is formally known as the [[bilateral Laplace transform]]). (that is, a finite [[Infinity norm|maximum absolute value]] of <math>x(t)</math> implies a finite maximum ...

[[Category:Infinity]] ...

...}}(\Delta t)</math>. The upper limit of this integral can be extended to infinity as well if one defines <math>\chi_{\text{e}}(\Delta t) = 0</math> for <math ...

...y]] of interacting wave field states: The surface-integral contribution at infinity vanishes for the time-convolution interaction of two causal wave fields onl Another simple argument would be that the fields goes to zero at infinity for a localized source, but this argument fails in the case of lossless med ...