Collatz, L. Rationale trigonometrische Tschebyscheff-Approximation in zwei Variablen. (German) Zbl 0259.42028 Publ. Inst. Math., Nouv. Sér. 6(20), 57-63 (1966). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 2 Documents MSC: 42A10 Trigonometric approximation 42B05 Fourier series and coefficients in several variables × Cite Format Result Cite Review PDF Full Text: EuDML