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...epresenting the processes of calculus, differentiation and integration, as operators the calculation of transients in [[linear circuits]] after 1910, under the impulse of [[Ernst Julius Berg]], [[John R ...

...icle has and the value that is measured. The [[partial derivative]] is a [[linear operator]] so this expression ''is'' the operator for energy: ...any wave function without affecting the properties of the wave function or operators. Hence this must be true for any wave function. It turns out to work even i ...

...nations of these. The general roots are often called raising and lowering operators, or [[ladder operator]]s. ...nter]] in group theory: it is an operator that commutes with all the other operators in the algebra. The central charge is the eigenvalue of the [[central exten ...

==Linear control== {{excerpt|Linear control}} ...

...rical grids are not necessarily linear or the same, and may be adjusted by operators. This permits the ratio of power used to vary depending on load, so for exa ==Linear== ...

...ution grid, these devices offer multiple data points. For electric utility operators, these data points can range from basic bellwether measurements to comprehe ...These fundamental data points provide direct relevance to electric utility operators. Additionally, these data points can be extrapolated to reveal enhanced gr ...

A [[linear molecular geometry|linear molecule]], where all atoms lie along a single axis, ...[[molecular vibration]], with {{math|3''N'' − 5}} vibrational modes for a linear molecule and {{math|3''N'' − 6}} modes for a nonlinear molecule.<ref>[[Mole ...

...l of the quantum numbers of a quantum system fully characterize a [[Basis (linear algebra)|basis]] state of the system, and can in principle be [[Measurement ...basis]] that may be arbitrarily chosen to form a complete set of commuting operators, different sets of quantum numbers may be used for the description of the s ...

...ssed,” in: ''The Aus.I.M.M. North Queensland Branch, Smelting and Refining Operators Symposium, May 1985'' (The Australasian Institute of Mining and Metallurgy: ...Isa Process technology in 1980, as a result of demand from other refinery operators. ...

...elated to the concept of [[Hermitian operator|symmetric operator]]s from [[linear algebra]], applied to electromagnetism. ...from the symmetries of the [[Eigenvalue, eigenvector and eigenspace|eigen-operators]]). ...

*[[Linear algebra]] ([[Outline of linear algebra|Outline]]) * [[Mathematical operators and symbols in Unicode]] ...

...ThomasRosaToussaint_2016">{{cite book | title = The Analysis and Design of Linear Circuits | edition = 8 | first1 = Roland E. | last1 = Thomas | first2 = Alb ...quote = To distinguish between linear and nonlinear loads, we may say that linear time-invariant loads are characterized so that an application of a sinusoid ...

...ok|author1=Alison Rodger|author2=Bengt Nordén|title=Circular dichroism and linear dichroism|url=https://books.google.com/books?id=THeKGC99hJcC|access-date=29 ...anslation]] and [[rotation]] and their associated [[Operator (mathematics)|operators]]. The experimentally determined relationship between the [[rotational stre ...

...rams typically make use of [[mathematical optimization]] techniques such [[linear programming]], [[quadratic programming]], and [[mixed integer programming]] ...; such models may be updated in near-real-time to allow guidance to system operators on the lowest-cost way to achieve [[economic dispatch]]. ...

...ions are also called [[independent system operator]]s, transmission system operators. The other form of balancing resources of multiple power plants is a [[powe | type=linear| xField=demand ...

...ue belonging to that eigenstate. The system may always be described by a [[linear combination]] or [[Quantum superposition|superposition]] of these eigenstat ==Amplitudes in operators== ...

...sbn=3-540-02779-3 |publisher=Springer |year=2004}}</ref> See the article [[Linear response function]]. ...obert Hooke]] and is known as [[Hooke's law]]. It deals with the case of [[linear elastic material]]s. Following this discovery, this type of equation, often ...

...commute with the Hamiltonian. Thus, the eigenvalues of the various charge operators are conserved. ...then they may be interchanged without affecting the physics. All (complex) linear combinations of these two particles give the same physics, as long as the c ...

...rmittivity of [[free space]] with the permeability and permittivity of the linear material in question. For some materials that have more complex responses ...on forms, and the (dual) [[Hodge star]] operator <math>{\star}</math> is a linear transformation from the space of 2-forms to the space of (4 − 2)-forms defi ...

[[File:Carbon-dioxide-2D-dimensions.svg|thumb|160 px|The linear molecule CO₂ has a zero dipole as the two bond dipoles cancel.]] ...s that the two C=O bond dipole moments cancel so that the molecule must be linear. For H₂O the O−H bond moments do not cancel because the molecule ...