Talk/7Akita-cont.tex Dated: 7/Feb/ Fibonacci Quartery L n = i n T n i/).) F n = i n U n i/).6).),.6) n = 7, F 7 = F n = cos π ) cos π 7 7 ) F = 8 [n )

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1 Talk/7Akita-cont.tex Dated: 7/Feb/ wikipedia Pafnuty Lvovich Chebyshev Chebychev Chebyshov Tchebycheff Tschebyscheff wikipediaa) 96 cos π 7 cos π 7 cos π 7 = x = cos θ θ = π cosθ), cosθ) 7 cosnθ) n [6] [] Chebyshev, n ) ) { T x) =, T x) = x, T n x) = x T n x) T n x). { U x) =, U x) = x, U n x) = x U n x) U n x)..).) T n x) = ωx)n ωx) n, T n cos θ) = cosnθ).) ωx) ωx) U n x) = ωx)n ωx) n sinn )θ, U n cos θ) = ωx) ωx) sinθ).) ωx) = x x, ωx) = x x ωx) ωx) =, ωx) ωx) = x Lucas Fibonacci /

2 Talk/7Akita-cont.tex Dated: 7/Feb/ Fibonacci Quartery L n = i n T n i/).) F n = i n U n i/).6).),.6) n = 7, F 7 = F n = cos π ) cos π 7 7 ) F = 8 [n )/] k= ) cos π 7 ) ) cos kπ ) n ) { = 9 cos π 7 sin π } π sin ) ) 8 Z ) Z ) ).7) 6 8 TEX beamer pdf, math.s.chiba-u.ac.jp/~yasuda/ippansug/fibo.html e iθ = cos θ i sin θ n ) ) ; n, r r ) OEIS; perrin, A68): ) OEIS: A) [] W.A.Webb/E.A.Parberry; Divisibility Properties of Fibonacci Polynomials, FQ 7,969). [] N.Garnier/O.Ramaré; Fibonacci numbers and trigonometric identities, FQ 8). [] Fibonacci Quartary Hoggatt/Long:FQ 97), Cahill/D Errico/Spencer:FQ), Ismal:FQ6), Garnier/Ramaré:FQ6/78). [] E.W.Weisstein; Chebyshev Ploynomial of th First Kind, A Wolfram Web Resource. [] 98) [6] J.C.Mason/D.C.Handscomb; Chebyshev Polynomials,Chapman& Hall/CRC. [7] S. R. Finch; Mathematical Constants, Cambridge,, Section... [8] D. Fomin; On the properties of a certain recursive sequence, Mathematics and Informatics Quarterly, 99), -. [9] R. Perrin; Query 8, L Interm diaire des Math maticiens, 6 899), 76. [] Clifford A. Pickover; A Passion for Mathematics, Wiley, ; p. 7. [] M. Schroeder; Number Theory, rd ed., Springer, 997. [] N. J. A. Sloane; A Handbook of Integer Sequences, Academic Press, 97. [] N. J. A. Sloane and Simon Plouffe; The Encyclopedia of Integer Sequences, Academic Press, 99. [] I. Stewart; Math. Rec., Scientific American, #6, 996 p. [] American Mathematical Monthly 7 ) 8-8 Solution of Problem 6). [6] Minton, Gregory T.; Linear recurrence sequences satisfying congruence conditions. Proc. Amer. Math. Soc. ), no. 7, 7. MR978. [7] David Wells; Prime Numbers, the Most Mysterious Figures in Math, John Wiley & Sons,. /

3 Talk/7Akita-cont.tex Dated: 7/Feb/ Mathematica Fibonacci[n], LucasL[n], ChebyshevT[n,x], ChebyshevU[n,x], Fibonacci FQ FQ. Fibonacci Fibonacci F n x, y) = x F n x, y) y F n x, y) : F x, y) =, F x, y) = n F n x, y) Factored F n x, y) = = x = x x y = x y x xy = x x y ) x x y y = x x y y 6 x x y xy = x x y ) x y ) 7 x 6 x y 6x y y = x 6 x y 6x y y 8 x 7 6x y x y xy = x x y ) x x y y ) 9 x 8 7x 6 y x y x y y = x y ) x 6 6x y 9x y y ) x 9 8x 7 y x y x y xy = x x x y y ) x x y y ) x 9x 8 y 8x 6 y x y x y y = x 9x 8 y 8x 6 y x y x y y x x 9 y 6x 7 y 6x y x y 6xy = x x y ) x y ) x y ) x x y y ) F n, ) = F n /

4 Talk/7Akita-cont.tex Dated: 7/Feb/ {F n x, y); n =,, } x x y xy y x=,y= = = ) ) ) ) ) ) n n n n n n =, =, = n < r) r n r r r r r ) ) ) ) ) ) F 6 = = = ) ) ) ) ) ) ) ) 6 6 F 7 = 6 = = ) ) ) 6 n n n = r r r F = = F 6 = = 8 F 7 = 6 =. : T n x) = x T n x) T n x), T x) =, T x) = x: n T n x) x x x x 8x 8x x x 6x 6 8x 8x x 6 7 7x 6x x 6x 7 8 x 6x 6x 6 8x 8 9 9x x x 76x 7 6x 9 x x x 6 8x 8 x x x x 86x 7 86x 9 x /

5 Talk/7Akita-cont.tex Dated: 7/Feb/. l: U n x) = x U n x) U n x), U x) =, U x) = x: n U n x) Factered U n x) = x = x x = x) x) x 8x = x x ) x 6x = x x ) x x ) 6x x x = x x) x) x ) 6 x 8x 6x 6 = x x 8x ) x x 8x ) 7 8x 8x 9x 8x 7 = 8x x ) 8x 8x ) 8 x x 8x 6 6x 8 = x) x) 6x 8x ) 6x 8x ) 9 x 6x 67x x 7 x 9 = x x x ) x x ) x 6x ) 6x 6x 79x 6 x 8 x = 6x x x 6x x ) 6x x x 6x x ) x 8x 79x 68x 7 x 9 8x = x x) x) x ) x ) 6x 6x ). Lucas L n = I n ChebyshevT[n, I/], I =.) L = = I n ChebyshevT[, I/] L = = I n ChebyshevT[, I/] L = = I n ChebyshevT[, I/] L = 7 = I n ChebyshevT[, I/] L = = I n ChebyshevT[, I/] Fibonacci F n = I n ChebyshevU[n, I/], I =.) F = = I ChebyshevU[, I/] F = = I ChebyshevU[, I/] F = = I ChebyshevU[, I/] F = = I ChebyshevU[, I/] F 6 = 8 = I ChebyshevU[, I/] F 7 = = I 6 ChebyshevU[6, I/] FQ /

6 Talk/7Akita-cont.tex Dated: 7/Feb/. Perrin OEIS:A cosnθ) i sinnθ) = cos θ i sin θ) n = e i n θ cosnθ) = cos n θ sinnθ) = cos n θ sin θ cos n θ sin θ cos n θ sin θ cos n θ sin θ cos n 6 θ sin 6 θ 6 cos n θ sin θ U n x) = U n cos θ) = sinn )θ sin θ : sinn )θ = cos θ sinn )θ sinnθ).) sinn )θ sinn )θ = cos θ sinnθ) sin θ sin θ sin θ U n x) = x U n x) U n x).) T n x) = T n cos θ) = cosnθ) : sinn )θ = sinnθ) cos θ cosnθ) sin θ sinn )θ = sinnθ) cos θ cosnθ) sin θ sinn )θ sinn )θ = sinnθ) cos θ cosn )θ = cos θ cosnθ) cosn )θ.) T n x) = x T n x) T n x) n )θ = nθ θ, n )θ = nθ θ cosn )θ = cosnθ) cos θ sinnθ) sin θ cosn )θ = cosnθ) cos θ sinnθ) sin θ cosn )θ cosn )θ = cosnθ) cos θ ) ) sin θ = cos θ, sin θ = cos θ cos θ, sin 6 θ = ) ) ) cos θ cos θ cos 6 θ, i) ii) T x) = x = T x) = x x = { ) { ) ) )} x ) )} x ) ) ) ) x 6/

7 Talk/7Akita-cont.tex Dated: 7/Feb/ iii) iv) v) T x) = 8x 8x = { ) T x) = 6x { ) x ) x) = ) ) ) )} x ) )} x { { ) ) ) ) T 6 x) = { x 6 ) 8x ) 8x ) ) ) ) )} = ) { ) )} 6 ) 6 ) )} x ) )} x x 6 x x x ) ) x ) ) ) ) sinn )θ n n U n cos θ) = = cos n θ cos n θ sin θ sin θ ) sin θ = cos θ, sin θ = cos θ ) cos 6 θ, x = cos θ i) U x) = x = { ) n ) cos θ, sin 6 θ = ) )} x ) ) ) cos n θ sin θ ) cos θ ) cos θ ii) iii) iv) v) U x) = 6x x = U x) = 8x x = { ) U x) = { x ) x ) 6x) 6 6 = ) ) 6 { ) ) )} x ) )} x ) )} x { 6 { ) ) ) ) x ) ) 6 U 6 x) = { 6x 6 ) 8x ) x ) ) ) ) )} = ) { ) )} 7 ) 7 ) )} x x 6 x x x ) )} x 6 ) ) x ) ) 7/

8 Talk/7Akita-cont.tex Dated: 7/Feb/.),.) n = 7 L 7 = 9 = { ) ) ) ) ) ) )} / / / 6 { ) )} 7 / 6.) T 7 x) = 6x { 7 ) x ) 6x ) 7x) ) ) )} = ) { ) )} 7 ) 6 x 7 x x x x = i/ L 7 = 9 = i 7 T 7 i/) = 6/ 6 / 6/ 7 = { 7 ) 7) ) ) ) ) )} = / / / 6 { ) )} 7 / 6 n = 8 F 8 = = { ) ) ) ) ) ) )} / / / 7 { ) )} 8 / 7 = ) 7 ) 6 ) ).6) 8/

9 Talk/7Akita-cont.tex Dated: 7/Feb/ U 7 x) = { 8x) 7 9x ) ) 8x ) 8x ) ) )} = ) { ) )} 8 ) 7 x 7 x x x x = i/ F 8 = = i 7 U 7 i/) = 8/ 7 9/ 8/ 8/ = { 6 ) ) ) ) ) ) )} = / / / 7 { ) )} 8 / 7 8 ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) 8 7 ) 7 = 7 ) 6 = ) = ) =.6) i.6 n M n D n D n = det M n a b c a b c a b D n = det c a = det c a b c a D n = a D n bc D n = D n D n.7) a = x, b = c = )y x =, y = [Cahill etc. FQ)] 9/

10 Talk/7Akita-cont.tex Dated: 7/Feb/.7 Lucas) Fibonacci L m = = { ) m {k,j):kj=m} ) ) ) ) ) ) } m m m 6 { ) ) ) ) ) ) } m m m 6 { ) ) ) ) } m m 6 { ) ) m 6 ) k m j k / m / m / m } / m 7.8).8 Perrin Perrin OEIS:A68) an) = an ) an ) with a) =, a) =, a) =..9) OEIS:A a) =, a) =, a) =, a) = ; thereafter an) = an ) an )..). F m = {n,r);nr=m} r.). m = 6 : {n, r) : 6 = n r, n r} = {6, ),, ),, ),, )} /

11 Talk/7Akita-cont.tex Dated: 7/Feb/ ) 6 ) ) ) = 6 = = F 7. m = 7 : {n, r) : 7 = n r, n r} = {7, ), 6, ),, ),, )} ) 7 ) 6 ) ) = 6 = = F 8. m = 8 : {n, r) : 8 = n r, n r} = {8, ), 7, ), 6, ),, ),, )} ) 8 ) 7 ) 6 ) [ ] = r P n = P n P n ; P =, P =, P = ) = 7 = = F 9 ) α r =,,,, r < r ) α = α) r r r! = n < r n : P n : m P m = {n,r):nr=m} m r n.) P P, P, P, P {n, r) : n r = m} ; n < r. m = {n, r) : = n r, n r} = {, ),, ),, ),, 7),, 9)} { ) ) ) ) 7 = { } = 97 = 67 = P. m = = 6 {n, r) : = nr, n r} = {6, ),, ),, ),, 6),, 8),, )} { ) 6 6 ) ) ) 6 = {/6 7 / 6/ } = 6 = 89 = P 9 ) 8 ) } ) }. m = {n, r) : = n r, n r} = {6, ),, ),, ),, 7),, 9),, )} { ) 6 6 ) ) ) 7 = { 9/ / /} = 77 = 77 = P / ) 9 ) }

12 Talk/7Akita-cont.tex Dated: 7/Feb/. m = = 7 7 {n, r) : = n r, n r} = {7, ), 6, ),, ),, 6),, 8),, )} { ) ) ) ) = {/7 / 9 9/ 9 /} = 97 = 97 = P P = 67 = 97, P = 89 = 89, P = 77 = 7, P = 97 = 97/ = 7?), ) 8 ) }.9 A OEIS A a) =, a) =, a) =, a) = ; an) = an ) an ) F ) =, F ) = ; F n) = F n ) F n ) F n) = L) =, L) = ; Ln) = Ln ) Ln ) Ln) = {k,j);kj=n } {k,j);kj=n} ) k j ) k n j k P ) =, P ) =, P ) = ; P n) = P n ) P n ) {k,j);kj=n} ) k n j k Q n = an) Q m = {k,j);kj=m} ) k m j k k j = m k j = m k : Q k : n i, j) : i j = n ;, ) ;, ) ;, ) 6 ;, ),, ) 7 ;, ),, ) 8 ;, ),, ) ) i n j) i ) = ) = ) = ) 6 6 ) ) = 7 7 ) ) = = n i, j) : i j = n 9 ;, ) ;, ) ;, ) ;, ),, ) ;, ) ;, ) ) i n j) i 9 ) = ) = ) = ) ) = 7 ) = = /

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