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Linear programming
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==== Projective algorithm of Karmarkar ==== {{main|Karmarkar's algorithm}} Khachiyan's algorithm was of landmark importance for establishing the polynomial-time solvability of linear programs. The algorithm was not a computational break-through, as the simplex method is more efficient for all but specially constructed families of linear programs. However, Khachiyan's algorithm inspired new lines of research in linear programming. In 1984, [[Narendra Karmarkar|N. Karmarkar]] proposed a<!-- n interior-point --> [[projective method]] for linear programming. Karmarkar's algorithm<ref name = "karmarkar84" /> improved on Khachiyan's<ref name = "khachiyan79" /> worst-case polynomial bound (giving <math>O(n^{3.5}L)</math>). Karmarkar claimed that his algorithm was much faster in practical LP than the simplex method, a claim that created great interest in interior-point methods.<ref name="Strang">{{cite journal|last=Strang|first=Gilbert|author-link=Gilbert Strang|title=Karmarkar's algorithm and its place in applied mathematics|journal=[[The Mathematical Intelligencer]]|date=1 June 1987|issn=0343-6993|pages=4β10|volume=9|doi=10.1007/BF03025891|mr=883185|issue=2|s2cid=123541868}}</ref> Since Karmarkar's discovery, many interior-point methods have been proposed and analyzed.
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