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Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 4 pptx

Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 4 pptx

Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 4 pptx

... thumb: 12 1c.lnlimx→+∞ 1 + 1 xx= limx→+∞ln 1 + 1 xx= limx→+∞x ln 1 + 1 x= limx→+∞ln 1 + 1 x 1/ x= limx→+∞ 1 + 1 x 1 − 1 x2 1/ x2= limx→+∞ 1 + 1 x 1 = ... [ 1, 1] and 1 ≤ cos(x0) ≤ 1, the approximationsin x ≈ x −x36+x5 12 0has a maximum error of 1 5 040 ≈ 0.00 019 8. Using this polynomial to approximate sin (1) , 1 1 36+ 1 5 12 0≈ 0.8 41 6 67. 10 72.f(0) ... = limδ→0+xa +1 a + 11 δ= 1 a + 1 − limδ→0+δa +1 a + 1 This limit exists only for a > 1. Now consider the case that a = 1.1 0x 1 dx = limδ→0+[ln x] 1 δ= ln(0) − limδ→0+ln...
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Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 3 pptx

Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 3 pptx

... ( 1) n 1 (n − 1) !, for n ≥ 1. By Taylor’s theorem of the mean we have,ln x = (x − 1) −(x − 1) 22+(x − 1) 33−(x − 1) 4 4+ ··· + ( 1) n 1 (x − 1) nn+ ( 1) n(x − 1) n +1 n + 1 1ξn +1 .723.8 ... aref 1 (x) = 1 f2(x) = 1 + xf3(x) = 1 + x +x22f 4 (x) = 1 + x +x22+x36The four approximations are graphed in Figure 3 .11 . -1 -0.5 0.5 1 0.5 1 1.522.5 -1 -0.5 0.5 1 0.5 1 1.522.5 -1 -0.5 ... 0.5 1 0.5 1 1.522.5 -1 -0.5 0.5 1 0.5 1 1.522.5 -1 -0.5 0.5 1 0.5 1 1.522.5 -1 -0.5 0.5 1 0.5 1 1.522.5Figure 3 .11 : Four Finite Taylor Series Approximations ofexNote that for the range of x we are looking...
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Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 1 pdf

Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 1 pdf

... . . . 19 10 43 .10 Solutions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 11 44 Transform Methods 19 18 44 .1 Fourier Transform for Partial ... . . . . . 10 04 18 .10 Solutions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 06 19 Transformations and Canonical Forms 10 18 19 .1 The Constant ... in Figure 1. 6.Figure 1. 6: y = Arcsin xExample 1. 3.3 Consider 1 1/3. Since x3is a one-to-one function, x 1/ 3is a single-valued function. (See Figure 1. 7.) 1 1/3= 1. Example 1. 3 .4 Consider...
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Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 2 ppt

Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 2 ppt

... a and b are orthogonal, (perpendicular), or one of a and b are zero.26 1 2 1 22 4 68 10 1 2Figure 1. 11: Plots of f(x) = p(x)/q(x). 1. 6 HintsHint 1. 1area = constant ×diameter2.Hint 1. 2A ... vertices at (1, 1, 0), (3, 2, 1) , (2, 4, 1) and (1, 2, 5)?Hint, SolutionExercise 2.8What is the equation of the plane that passes through the points (1, 2, 3), (2, 3, 1) and (3, 1, 2)? What is ... from 1 to n and are called free indices.Example 2 .1. 1 Consider the matrix equation: A · x = b. We can write out the matrix and vectors explicitly.a 11 ··· a1n.........an1···...
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Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 5 pdf

Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 5 pdf

... limδ→0+ 1 δ0 1 (x − 1) 2dx + lim→0+ 4 1+1 (x − 1) 2dxHint 4 .181 0 1 √xdx = lim→0+ 11 √xdxHint 4 .191 x2+ a2dx = 1 aarctanxa 14 0Solution 4 .181 0 1 √xdx ... = 1 (0 − 1) (0 − 2)(0 − 3)= − 1 6b = 1 (1) (1 − 2) (1 − 3)= 1 2c = 1 (2)(2 − 1) (2 − 3)= − 1 2d = 1 (3)(3 − 1) (3 − 2)= 1 6 1 x(x − 1) (x − 2)(x − 3)= − 1 6x+ 1 2(x − 1)1 2(x − 2)+ 1 6(x ... − 1) 2dx = limδ→0+ 1 δ0 1 (x − 1) 2dx + lim→0+ 4 1+1 (x − 1) 2dx= limδ→0+− 1 x − 11 δ0+ lim→0+− 1 x − 14 1+ = limδ→0+ 1 δ− 1 + lim→0+− 1 3+ 1 =...
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Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 6 pps

Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 6 pps

... values. For instance, (1 2) 1/ 2= 1 1/2= 1 and1 1/22= ( 1) 2= 1. Example 6.6.2 Consider 2 1/ 5, (1 + ı) 1/ 3 and (2 + ı)5/6.2 1/ 5=5√2eı2πk/5, for k = 0, 1, 2, 3, 4 19 9Example ... y2= 4 x2+ y2= 16 − 8(x − 2)2+ y2+ x2− 4x + 4 + y2x − 5 = −2(x − 2)2+ y2x2− 10 x + 25 = 4x2− 16 x + 16 + 4y2 1 4 (x − 1) 2+ 1 3y2= 1 Thus we have the standard form for ... the exponential.cos 4 θ =eıθ+e−ıθ2 4 = 1 16e 4 +4 eı2θ+6 + 4 e−ı2θ+e− 4 = 1 8e 4 +e− 4 2+ 1 2eı2θ+e−ı2θ2+38= 1 8cos (4 ) + 1 2cos(2θ) +38By...
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Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 7 ppt

Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 7 ppt

... ı2√3−8 − ı8√32 1 =−2 + ı2√3 12 8 + 12 8√3 1 =− 512 − ı 512 √3 1 = 1 512 1 1 + ı√3= 1 512 1 1 + ı√3 1 − ı√3 1 − ı√3= − 1 2 048 + ı√32 048 2 14 exists a unique ... y2.250-2 -1 0 1 2x-2 -1 0 1 2y-505-2 -1 0 1 2x-2 -1 0 1 2yFigure 7 .10 : A few branches of arg(z).-2 -1 0 1 2x-2 -1 0 1 2y0 1 2-2 -1 0 1 2x-2 -1 0 1 2x-2 -1 0 1 2y-202-2 -1 0 1 2xFigure 7 .11 : Plots of |z| and Arg(z).2 51 -1 ... modulus-2 -1 0 1 2x-2 -1 0 1 2y-2 -1 0 1 2-2 -1 0 1 2x-2 -1 0 1 2x-2 -1 0 1 2y-2 -1 0 1 2-2 -1 0 1 2xFigure 7.9: The real and imaginary parts of f(z) = z = x + ıy.argument form the...
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Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 8 ppt

Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 8 ppt

... arguments: 1. log( 1) = log 1 1 = log (1) − log( 1) = −log( 1) , therefore, log( 1) = 0.2. 1 = 1 1/2= (( 1) ( 1) ) 1/ 2= ( 1) 1/ 2( 1) 1/ 2= ıı = 1, therefore, 1 = 1. Hint, SolutionExercise 7 .11 Write ... Cartesian form. Denote any multi-valuedness explicitly.22/5, 3 1+ ı,√3 − ı 1/ 4 , 1 ı /4 .Hint, Solution287-2 -1 0 1 2x-2 -1 0 1 2y00.5 1 -2 -1 0 1 2x-2 -1 0 1 2x-2 -1 0 1 2y-202-2 -1 0 1 2xFigure ... logarithm.sin 1 z = −ı logız ±√ 1 − z2Example 7.7 .4 Consider the equation sin3z = 1. sin3z = 1 sin z = 1 1/3eız−e−ızı2= 1 1/3eız−ı2 (1) 1/ 3−e−ız= 0eı2z−ı2 (1) 1/ 3eız 1 = 0eız=ı2 (1) 1/ 3± 4 (1) 2/3+...
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Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 9 ppt

Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 9 ppt

... ı 1/ 4 =2e−ıπ/6 1/ 4 = 4 √2e−ıπ/ 24 1 1 /4 = 4 √2eı(πn/2−π/ 24) , n = 0, 1, 2, 3 1 ı /4 =e(ı /4) log 1 =e(ı /4) (ı2πn)=e−πn/2, n ∈ Z3087 .11 HintsCartesian and Modulus-Argument FormHint ... coordinates.ez2=e(x+ıy)2=ex2−y2+ı2xy=ex2−y23 04 25 5075 10 0 -1 1Figure 7 .43 : The values of ıı.See Figure 7 .44 for a plot. -40 -20 20 -10 -55 10 Figure 7 .44 : The values of log ( (1 + ı)ıπ). 317 Solution 7 .13 cot z = 47 (eız+e−ız) ... Hint 7 .19 Hint 7.20Hint 7. 21 Hint 7.22Hint 7.23Hint 7. 24 Hint 7.25 1. (z2+ 1) 1/ 2= (z − ı) 1/ 2(z + ı) 1/ 22. (z3− z) 1/ 2= z 1/ 2(z − 1) 1/ 2(z + 1) 1/ 23. log (z2− 1) = log(z − 1) +...
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Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 10 doc

Advanced Mathematical Methods for Scientists and Engineers Episode 1 Part 10 doc

... −2) 1/ 2(z −3) 1/ 2There are branch points at z = 1, 2, 3. Now we examine the point at infinity.f 1 ζ= 1 ζ− 1  1 ζ− 2 1 ζ− 3 1/ 2= ζ−3/2 1 1 ζ 1 −2ζ 1 −3ζ 1/ 2Since ... branch point where z 1/ 2− 1 = 0. This occursat z = 1 on the branch of z 1/ 2on which 1 1/2= 1. (1 1/2has the value 1 on one branch of z 1/ 2 and 1 on the otherbranch.) For this branch we introduce ... and going to infinity.2.f(z) =z3− z 1/ 2= z 1/ 2(z 1) 1/ 2(z + 1) 1/ 2There are branch points at z = 1, 0, 1. Now we consider the point at infinity.f 1 ζ= 1 ζ3− 1 ζ 1/ 2=...
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