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01 natural sciences 224 0101 mathematics 222 approximation by polynomials 86 spline approximation 82 best approximation, chebyshev systems 78 rate of convergence, degree of approximation 69 more ... applied mathematics 66 analysis 59 numerical analysis 59 interpolation in approximation theory 56 mathematics(all) 56 02 engineering and technology 54 numerical interpolation 41 abstract approximation theory (approximation in normed linear spaces and other abstract spaces) 38 numerical computation using splines 34 0211 other engineering and technologies 28 approximation by rational functions 24 0202 electrical engineering, electronic engineering, information engineering 23 multidimensional problems 23 inequalities in approximation (bernstein, jackson, nikol'skii-type inequalities) 21 algorithms for approximation of functions 18 interpolation 16 numerical smoothing, curve fitting 15 4. education 14 best approximation 14 computer-aided design (modeling of curves and surfaces) 13 trigonometric approximation 13 approximation by other special function classes 12 degree of approximation 11 mathematics 11 less ...

springer science and business media llc 88 elsevier bv 84 society for industrial & applied mathematics (siam) 28 american mathematical society (ams) 10 darba, sofia 10 jstor 7 more ... wiley 7 chinese academy of sciences, institute of computational mathematics and scientific/engineering computing, beijing 5 springer us, new york, ny 5 springer us, new york, ny; pleiades publishing (allerton press), new york, ny; maik ``nauka/interperiodica'', moscow 5 allerton press, inc., new york 4 cambridge university press (cup) 4 taylor \& francis, abingdon, oxfordshire 4 american mathematical society (ams), providence, ri 3 combinatorial press, winnipeg, mb 3 elsevier (academic press), san diego, ca 3 institute of mathematics, polish academy of sciences 3 nanjing university, department of mathematics, nanjing 3 russian academy of sciences - ras (rossiiskaya akademiya nauk - ran), institute of mathematics (institut matematiki), novosibirsk 3 serbian academy of sciences and arts (srpska akademija nauka i umetnosti - sanu), mathematical institute (matematicki institut), belgrade 3 taylor \& francis, philadelphia, pa 3 walter de gruyter gmbh 3 aip publishing 2 association for computing machinery (acm) 2 bulgarian academy of sciences - bas (balgarska akademiya na naukite - ban), sofia 2 bulgarian academy of sciences, national committee for mathematics, sofia 2 canadian mathematical society 2 editura academiei republicii socialiste romania, cluj-napoca 2 global science press 2 j. c. baltzer, basel 2 less ...

english 237 undetermined 177 russian 2 french 1 german 1 turkish 1

OpenAIRE 409 Science Citation Index Expanded 4 JSTOR Journals 2 Springer Nature Journals 2 BASE 1 PASCAL Archive 1 more ... OAIster 1 less ...