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CSIR NET Maths previous year question papers

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CSIR NET December 2024 · Part B (3 Marks)ODE, PDE & Applied Mathematics#the-lipschitz-condition-is-in-y-not-x

The initial value problem dy/dx =√= \surd|x − 1| sin y, y(0) = 1 has

Single choice · Ordinary Differential Equations

CSIR NET December 2024 · Part B (3 Marks)ODE, PDE & Applied Mathematics#a-total-derivative-term-cannot-affect-the-extremal

If φ∈C4[0,1]\varphi \in C^{4}[0, 1] is the extremal of the variational problem minimize J[y]=∫01(J[y] = \int_{0}^{1}(yy′+(y′′)2)' + (y'')^{2})dx, subject to y(0) = 0, y′(0) = 1, y(1) = 2, y′(1) = 4, then φ(1/2)\varphi(1/2) is equal to

Single choice · Calculus of Variations

CSIR NET June 2023 · Part B (3 Marks)ODE, PDE & Applied Mathematics#null-lagrangian-term

Consider the variational problem (P):J(y)=∫01[(y′)2−y(P): J(y) = \int_{0}^{1} [(y')^{2} - y|y|·y′ + xy] dx, y(0) = 0, y(1) = 0. Which of the following statements is correct?

Single choice · Calculus of Variations

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