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The theory of problems in the calculus of variations whose Lagrangian function involves second order derivatives: A new approach - MaRDI portal

The theory of problems in the calculus of variations whose Lagrangian function involves second order derivatives: A new approach (Q2525234)

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The theory of problems in the calculus of variations whose Lagrangian function involves second order derivatives: A new approach
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    The theory of problems in the calculus of variations whose Lagrangian function involves second order derivatives: A new approach (English)
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    1961
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    variational calculus
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