In multivariable calculus, the implicit function theorem is a tool that allows relations to be converted to functions of several real variables. It does...
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circle defines y as an implicit function of x if −1 ≤ x ≤ 1, and y is restricted to nonnegative values. The implicit function theorem provides conditions...
17 KB (2,204 words) - 08:12, 21 January 2025
specifically differential calculus, the inverse function theorem gives a sufficient condition for a function to be invertible in a neighborhood of a point...
42 KB (7,887 words) - 12:51, 29 January 2025
two functions also happen to meet (−1, 0) and (1, 0), but this is not guaranteed by the implicit function theorem.) The implicit function theorem is closely...
31 KB (4,452 words) - 08:42, 20 February 2025
into the h-principle and Nash–Moser implicit function theorem. A simpler proof of the second Nash embedding theorem was obtained by Günther (1989) who...
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nth roots. The implicit function theorem provides mild differentiability conditions for existence and uniqueness of an implicit function in the neighborhood...
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functions. It is particularly useful when the inverse to the derivative "loses" derivatives, and therefore the Banach space implicit function theorem...
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an implicit curve) on the implicit function theorem and the formula for the normal curvature of a parametric surface. As in the case of implicit curves...
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Critical point (mathematics) (category Smooth functions)
and that, at this point, g does not define an implicit function from x to y (see implicit function theorem). If (x0, y0) is such a critical point, then...
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the field of differential topology, the preimage theorem is a variation of the implicit function theorem concerning the preimage of particular points in...
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Look up implicit in Wiktionary, the free dictionary. Implicit may refer to: Implicit function Implicit function theorem Implicit curve Implicit surface...
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graphs of functions. However, the implicit function theorem gives conditions under which an implicit curve locally is given by the graph of a function (so in...
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The existence of an algebraic function is then guaranteed by the implicit function theorem. Formally, an algebraic function in m variables over the field...
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Triple product rule (category Theorems in analysis)
comes from using a reciprocity relation on the result of the implicit function theorem, and is given by ( ∂ x ∂ y ) ( ∂ y ∂ z ) ( ∂ z ∂ x ) = − 1 , {\displaystyle...
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{\partial s^{\ast }(p)}{\partial p}}<0} . Hence using the implicit function theorem and Topkis's theorem gives the same result, but the latter does so with fewer...
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to study solutions to nonlinear equations in the case when the implicit function theorem does not work. It permits the reduction of infinite-dimensional...
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The fundamental theorem of calculus is a theorem that links the concept of differentiating a function (calculating its slopes, or rate of change at each...
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aspect of the proof is an implicit function theorem for isometric embeddings. The usual formulations of the implicit function theorem are inapplicable, for...
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Étale morphism (section Inverse function theorem)
complex analytic topology. They satisfy the hypotheses of the implicit function theorem, but because open sets in the Zariski topology are so large, they...
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derivatives of functions Implicit function theorem – On converting relations to functions of several real variables Integration of inverse functions – Mathematical...
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In calculus, Rolle's theorem or Rolle's lemma essentially states that any real-valued differentiable function that attains equal values at two distinct...
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z = a {\displaystyle z=a} . This is the case for functions defined by the implicit function theorem or by a Taylor series around z = a {\displaystyle...
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Gradient theorem (vector calculus) Green's theorem (vector calculus) Helly's selection theorem (mathematical analysis) Implicit function theorem (vector...
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continuously differentiable function on a family of level sets can be made rigorous by means of the implicit function theorem. Lawson, H. Blaine (1974)...
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Comparative statics results are usually derived by using the implicit function theorem to calculate a linear approximation to the system of equations...
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differentiation. A more recent work along this direction uses the implicit function theorem to calculate hypergradients and proposes a stable approximation...
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component is an isolated curve passing through the regular point (the implicit function theorem). In the figure above the point ( u 0 , λ 0 ) {\displaystyle (\mathbf...
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Nash functions are those functions needed in order to have an implicit function theorem in real algebraic geometry. Along with Nash functions one defines...
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vectors and column vectors of multivariable functions, see matrix calculus. A real-valued implicit function of several real variables is not written in...
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principle, inverse function theorem, and implicit function theorems also hold. For a generalized version of the implicit function theorem to complex variables...
124 KB (17,688 words) - 17:45, 18 February 2025