BがAにXを見えさせる
x の値などから決める 本節の最後に, 後の計算で使用する二つの積分について, その一般解を示しておく f x 2 =- x + C... (2.8) f (a - x)(b - x) = b - a[f a - x - f b - x] = b - a( ln a - x - ln b - x)
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(a + b)(a b) = (a + b)a (a + b)b = aa + ba ab bb = a 2 b 2 (a + b)(a b) a 2 b 2 2 (1 x)(1 + x) = 1 (1 + x) x (1 + x) = (1 + x) (x + x 2 ) =
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1. 4cm 16 cm 4cm 20cm 18 cm L λ(x)=ax [kg/m] A x 4cm A 4cm 12 cm h h Y 0 a G 0.38h a b x r(x) x y = 1 h 0.38h G b h X x r(x) 1 S(x) = πr(x) 2 a,b, h,π
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ContourPlot[{x^+y^==,(x-)^+y^==}, {x,-,}, {y,-,}, AspectRatio -> Automatic].. ContourPlot Plot AspectRatio->Automatic.. x a + y = ( ). b ContourPlot[x
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1 8, : 8.1 1, 2 z = ax + by + c ax by + z c = a b +1 x y z c = 0, (0, 0, c), n = ( a, b, 1). f = n i=1 a ii x 2 i + i<j 2a ij x i x j = ( x, A x), f =
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a b c d e f g x x x y z _10 4 _ _ 2000 _ _ _ _10 _
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9 8 7 (x-1.0)*(x-1.0) *(x-1.0) (a) f(a) (b) f(a) Figure 1: f(a) a =1.0 (1) a 1.0 f(1.0)
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203 x, y, z (x, y, z) x 6 + y 6 + z 6 = 3xyz ( 203 5) a 0, b 0, c 0 a3 + b 3 + c 3 abc 3 a = b = c 3xyz = x 6 + y 6 + z 6 = (x 2 ) 3 + (y 2 ) 3
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Margulus Margulus G E (4) )} ( { B A B A E m x x b a x x G + = (2),(3) B A B A B A E m x bx x x b a x x G + + = )} ( { (5) B A B A A B E m x bx x x b
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: (a) ( ) A (b) B ( ) A B 11.: (a) x,y (b) r,θ (c) A (x) V A B (x + dx) ( ) ( 11.(a)) dv dt = 0 (11.6) r= θ =
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[1] 1.1 x(t) t x(t + n ) = x(t) (n = 1,, 3, ) { x(t) : : 1 [ /, /] 1 x(t) = a + a 1 cos πt + a cos 4πt + + a n cos nπt + + b 1 sin πt + b sin 4πt = a
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ContourPlot[{x^+y^==,(x-)^+y^==}, {x,-,}, {y,-,}, AspectRatio -> Automatic].5. ContourPlot Plot AspectRatio->Automatic.. x a + y = ( ). b ContourPlot[
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R 3 4 a 1 = 2 2 4, a 2 = α 1, a 3 = 1 1 α, b=., α., a 1, a 2, a 3 1, 2, 3 x 3 A = [a 1 a 2 a 3 ] 1 Ax=b, x= y z, rank A, rank [A b]. 4α 2 (1) α
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2 1 Octave Octave Window M m.m Octave Window 1.2 octave:1> a = 1 a = 1 octave:2> b = 1.23 b = octave:3> c = 3; ; % octave:4> x = pi x =
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x i [, b], (i 0, 1, 2,, n),, [, b], [, b] [x 0, x 1 ] [x 1, x 2 ] [x n 1, x n ] ( 2 ). x 0 x 1 x 2 x 3 x n 1 x n b 2: [, b].,, (1) x 0, x 1, x 2,, x n
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(tight-binding model) 2 Figure : (a) B Berry (b)-(d) (b) (c) ( ) (d) (photovoltaic Hall effect)[] ( ) (a) 2 σ xy E j j x = σ xy E y () 9 [4] 2 ( ) σ x
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Fortran90/95 2. (p 74) f g h x y z f x h x = f x + g x h y = f y + g y h z = f z + g z f x f y f y f h = f + g Fortran 1 3 a b c c(1) = a(1) + b(1) c(
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x p v p (x) x p p-adic valuation of x v 2 (8) = 3, v 3 (12) = 1, v 5 (10000) = 4, x 8 = 2 3, 12 = 2 2 3, = 10 4 = n a, b a
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. a, b, c, d b a ± d bc ± ad = c ac b a d c = bd ac b a d c = bc ad n m nm [2][3] BASIC [4] B BASIC [5] BASIC Intel x * IEEE a e d
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e a b a b b a a a 1 a a 1 = a 1 a = e G G G : x ( x =, 8, 1 ) x 1,, 60 θ, ϕ ψ θ G G H H G x. n n 1 n 1 n σ = (σ 1, σ,..., σ N ) i σ i i n S n n = 1,,
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