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A characterization of an element of best simultaneous approximationOWENS, R. W.Numerical functional analysis and optimization. 1983, Vol 6, Num 4, pp 447-455, issn 0163-0563Article

Characterizations of the strongly unique best approximationsMAH, P. F.Numerical functional analysis and optimization. 1984, Vol 7, Num 4, pp 311-331, issn 0163-0563Article

UEBER EXISTENZ- UND EINDEUTIGKEITSMENGEN BEI DER BESTEN KO-APPROXIMATION = SUR DES ENSEMBLES D'EXISTENCE ET D'UNICITE POUR DE MEILLEURES APPROXIMATIONS KOWESTPHAL U.1981; SER. INT. ANAL. NUMER.; ISSN 0373-3149; CHE; DA. 1981; VOL. 60; PP. 255-264; ABS. ENG; BIBL. 14 REF.Conference Paper

ON "BEST" INTERPOLATION.DE BOOR C.1976; J. APPROXIM. THEORY; U.S.A.; DA. 1976; VOL. 16; NO 1; PP. 28-42; BIBL. 11 REF.Article

ON THE EXISTENCE OF FUNCTIONS WITH PRESCRIBED BEST APPROXIMATIONS.BROSOWSKI B; SUBRAHMANYA MR.1975; J. APPROXIM. THEORY; U.S.A.; DA. 1975; VOL. 15; NO 2; PP. 143-155; BIBL. 11 REF.Article

EINE BEMERKUNG UEBER DAS VERHALTEN DER VERBESSERUNGEN UND EIN NEUER VORSCHLAG ZUR GEWICHTUNG DER MESSWERTE BEI AUSGLEICHUNG BEDINGTER DIREKTER BEOBACHTUNGEN. = UNE REMARQUE SUR LE PROCEDE DE CORRECTION ET UN NOUVEAU PROJET POUR LA PONDERATION DES VALEURS DE MESURE LORS DE L'AJUSTEMENT D'OBSERVATIONS DIRECTES CONDITIONNELLESDIEFENBACH L.1975; METRIKA; DTSCH.; DA. 1975; VOL. 22; NO 2; PP. 103-118; ABS. ANGL.; BIBL. 2 REF.Article

EFFICIENCY OF CHEBYSHEV APPROXIMATION ON FINITE SUBSETS.DUNHAM CB.1974; J. ASS. COMPUTG MACHIN.; U.S.A.; DA. 1974; VOL. 21; NO 2; PP. 311-313; BIBL. 4 REF.Article

OPTIMAL METHODS OF INTERPOLATION IN W^(R)L_Q(M;A,B).BOJANOV BD.1974; C.R. ACAD. BULG. SCI.; BULG.; DA. 1974; VOL. 27; NO 7; PP. 885-888; BIBL. 2 REF.Article

PERTURBATIONS OF BEST APPROXIMATION PROBLEMSANSELONE PM; DAVIS J.1973; NUMER. MATH.; DTSCH.; DA. 1973; VOL. 21; NO 1; PP. 63-69; BIBL. 13 REF.Serial Issue

PROPRIETES DE LA MEILLEURE FONCTION D'APPROXIMATIONBABAEV MBA.1972; IZVEST. AKAD. NAUK AZERBAJDZH. S.S.R., FIZ.-TEKH. MAT. NAUK; S.S.S.R.; DA. 1972; NO 3; PP. 20-26; ABS. AZERB. ANGL.; BIBL. 10 REF.Serial Issue

SOME REMARKS ON BEST APPROXIMATION AND ORTHOGONALITY IN NONARCHIMEDEAN NORMED SPACESOBIENU EU.1981; MATH. JPN.; ISSN 0025-5513; JPN; DA. 1981; VOL. 26; NO 4; PP. 359-365; BIBL. 8 REF.Article

SUBSPACES OF QUASI-SMOOTHNESS AND APPLICATIONS TO BEST APPROXIMATIONGODINI G.1973; REV. ROUMAINE MATH. PURES APPL.; ROUMAN.; DA. 1973; VOL. 18; NO 1; PP. 33-41; BIBL. 4 REF.Serial Issue

APPROXIMATION BY EXPONENTIAL-POLYNOMIAL PRODUCTS ON FINITE POINT SETSDUNHAM CB.1972; J. INST. MATH. APPL., LONDON; G.B.; DA. 1972; VOL. 10; NO 1; PP. 125-127; BIBL. 1 REF.Serial Issue

BEST APPROXIMATION WITH EXPONENTIAL ORDERS AND INTERMEDIATE SPACES.DAHMEN W; GORLICH E.1976; MATH. Z.; DTSCH.; DA. 1976; VOL. 148; NO 1; PP. 7-21; BIBL. 11 REF.Article

SOME ALGORITHMS FOR COMPUTING BEST APPROXIMATIONS FROM CONVEX CONES.DEUTSCH F; MCCABE JH; PHILLIPS GM et al.1975; S.I.A.M. J. NUMER. ANAL.; U.S.A.; DA. 1975; VOL. 12; NO 3; PP. 390-403; BIBL. 17 REF.Article

BEST LOCAL APPROXIMATION.CHUI CK; SHISHA O; SMITH PW et al.1975; J. APPROXIM. THEORY; U.S.A.; DA. 1975; VOL. 15; NO 4; PP. 371-381; BIBL. 6 REF.Article

A GENERALIZATION OF THE VARISOLVENCY AND UNISOLVENCY PROPERTIESKAUFMAN EH JR; BELFORD GG.1973; J. APPROXIM. THEORY; U.S.A.; DA. 1973; VOL. 7; NO 1; PP. 21-35; BIBL. 17 REF.Serial Issue

ITERATION WITH BEST APPROXIMATION OPERATORS.ATLESTAM B; SULLIVAN F.1976; REV. ROUMAINE MATH. PURES APPL.; ROUMAN.; DA. 1976; VOL. 21; NO 2; PP. 125-131; BIBL. 12 REF.Article

EIN BEISPIEL ZUR THEORIE DER BESTEN APPROXIMATION = UN EXEMPLE POUR LA THEORIE DE LA MEILLEURE APPROXIMATIONBRASS H.1982; SER. INT. ANAL. NUMER.; ISSN 0373-3149; CHE; DA. 1982; VOL. 61; PP. 59-67; BIBL. 8 REF.Conference Paper

MEILLEURES APPROXIMATIONS D'UNE FORME LINEAIRE CUBIQUEDUBOIS E; RHIN G.1982; ACTA ARITH.; ISSN 0065-1036; POL; DA. 1982; VOL. 40; NO 2; PP. 197-208; BIBL. 6 REF.Article

CHARACTERIZATIONS OF LOCAL BEST CHEBYSHEV APPROXIMATIONSREEMTSEN R.1981; J. APPROX. THEORY; ISSN 0021-9045; USA; DA. 1981; VOL. 33; NO 3; PP. 190-198; BIBL. 7 REF.Article

CONTINUITY OF BEST APPROXIMANTSLANDERS D; ROGGE L.1981; PROC. AM. MATH. SOC.; ISSN 0002-9939; USA; DA. 1981; VOL. 83; NO 4; PP. 683-689; BIBL. 6 REF.Article

ON THE LEBESGUE FUNCTION OF INTERPOLATIONERDOS P; VERTESI P.1981; SER. INT. ANAL. NUMER.; ISSN 0373-3149; CHE; DA. 1981; VOL. 60; PP. 299-309; BIBL. 10 REF.Conference Paper

ON THE LOCAL CONTINUITY OF THE CHEBYSHER OPERATORHETTICH R; JONGEN HT.1981; J. APPROX. THOERY; ISSN 0021-9045; USA; DA. 1981; VOL. 33; NO 4; PP. 296-307; BIBL. 15 REF.Article