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Let M$M$ be a Riemannian manifold with boundary, can. Can it isometric embeddingisometrically embed into a Riemannian manifold without boundary, and they have of the same dimension?
Let M be a Riemannian manifold with boundary, can it isometric embedding into a Riemannian manifold without boundary, and they have same dimension
Let $M$ be a Riemannian manifold with boundary. Can it isometrically embed into a Riemannian manifold without boundary of the same dimension?