Geodesic
Minimum-weight perfect matching for non-intrinsic distances on the line
Zapiski Nauchnykh Seminarov POMI, Representation theory, dynamical systems, combinatorial methods. Part XX, Tome 390 (2011), pp. 52-68 Cet article a éte moissonné depuis la source Math-Net.Ru

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We consider a minimum-weight perfect matching problem on the line and establish a “bottom-up” recursion relation for weights of partial minimum-weight matchings. 
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J. Delon; J. Salomon; A. Sobolevski. Minimum-weight perfect matching for non-intrinsic distances on the line. Zapiski Nauchnykh Seminarov POMI, Representation theory, dynamical systems, combinatorial methods. Part XX, Tome 390 (2011), pp. 52-68. http://geodesic.mathdoc.fr/item/ZNSL_2011_390_a1/

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