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Diffstat (limited to 'info/mathtrip/src/series1.tex')
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diff --git a/info/mathtrip/src/series1.tex b/info/mathtrip/src/series1.tex new file mode 100644 index 0000000000..1990ef21b0 --- /dev/null +++ b/info/mathtrip/src/series1.tex @@ -0,0 +1,101 @@ +%This command typeset the series of the first column +%of the page 9 +% +%The command has one parameter: +% 1) The width usable to type the text +\newcommand\TNineSeriesOne[1]{% + %The following command typeset the development of the different + %series. + %The macro has 3 parameters + % 1) The closed form (before the first equal sign) + % 2) The development(between both equal sign) + % 3) The form written with the sum sign (Σ) after + % the third equal sign + %This macro use the global (to this macro) length + %'\HSpace' which should have been set to the width + %of the mathematical text. + \def\DevelopSerie##1##2##3{##1&=&##2&=&##3\\[\TNineExpansionSkip]}% + \parbox[t]{#1}{% + \TNineSeriesFontSize + \DisplaySpace{\TNineDisplaySpace}{\TNineDisplayShortSpace}% + \TNineTitle{Taylor's series centered at $a$:}% + \begin{displaymath} + f(x) = f(a) + (x-a)f'(a) + \tfrac{(x-a)^2}{2} f''(a) + \cdots = + \sum_{i=0}^\infty \tfrac{(x-a)^i}{i!} f^{(i)}(a) + \end{displaymath} + \TNineTitle{Expansions:} + \AdjustSpace{2ex plus 1ex minus -5ex} + $\begin{array}{l%Equal sign + @{\hspace{.1em}}c@{\hspace{.2em}}%Col 3 development + l%Equal sign + @{\hspace{.1em}}c@{\hspace{.2em}}%Col 5 compact form + l% + } + \DevelopSerie{\tfrac{1}{1 - x}}% + {1 + x + x^2 + x^3 + x^4 + \cdots}% + {\sum_{i=0}^\infty x^i} + \DevelopSerie{\tfrac{1}{1 - c x}}% + {1 + c x + c^2 x^2 + c^3 x^3 + \cdots}% + {\sum_{i=0}^\infty c^i x^i} + \DevelopSerie{\tfrac{1}{1 - x^n}}% + {1 + x^n + x^{2n} + x^{3n} + \cdots}% + {\sum_{i=0}^\infty x^{ni}} + \DevelopSerie{\tfrac{x}{(1 - x)^2}}% + {x + 2 x^2 + 3 x^3 + 4 x^4 + \cdots}% + {\sum_{i=0}^\infty i x^i} + \DevelopSerie{\sum_{k=0}^n {n \brace k} \tfrac{k! z^k}{(1-z)^{k+1}}}% fix by Raphael Reitzig + % x^k {d^n \over dx^n}\left({1 \over 1 - x}\right) % original line + {x + 2^n x^2 + 3^n x^3 + 4^n x^4 + \cdots}% + {\sum_{i=0}^\infty i^n x^i} + \DevelopSerie{e^x}% + {1 + x + \tfrac{1}{2} x^2 + \tfrac{1}{6} x^3 + \cdots}% + {\sum_{i=0}^\infty \tfrac{x^i}{i!}} + \DevelopSerie{\ln (1 + x)}% + {x - \tfrac{1}{2} x^2 + \tfrac{1}{3} x^3 - \tfrac{1}{4} x^4 - \cdots}% + {\sum_{i=1}^\infty (-1)^{i+1} \tfrac{x^i}{i}} + \DevelopSerie{\ln \tfrac{1}{1 - x}}% + {x + \tfrac{1}{2} x^2 + \tfrac{1}{3} x^3 + \tfrac{1}{4} x^4 + \cdots}% + {\sum_{i=1}^\infty \tfrac{x^i}{i}} + \DevelopSerie{\sin x}% + {x - \tfrac{1}{3!} x^3 + \tfrac{1}{5!} x^5 - \tfrac{1}{7!} x^7 + \cdots}% + {\sum_{i=0}^\infty (-1)^i \tfrac{x^{2i+1}}{(2i+1)!}} + \DevelopSerie{\cos x}% + {1 - \tfrac{1}{2!} x^2 + \tfrac{1}{4!} x^4 - \tfrac{1}{6!} x^6 + \cdots}% + {\sum_{i=0}^\infty (-1)^i \tfrac{x^{2i}}{(2i)!}} + \DevelopSerie{\tan^{-1} x}% + {x - \tfrac{1}{3} x^3 + \tfrac{1}{5} x^5 - \tfrac{1}{7} x^7 + \cdots}% + {\sum_{i=0}^\infty (-1)^i \tfrac{x^{2i+1}}{2i+1}} + \DevelopSerie{(1+x)^n}% + {1 + n x + \tfrac{n(n-1)}{2} x^2 + \cdots}% + {\sum_{i=0}^\infty \binom{n}{i} x^i} + \DevelopSerie{\tfrac{1}{(1-x)^{n+1}}}% + {1 + (n+1) x + \binom{n+2}{2} x^2 + \cdots}% + {\sum_{i=0}^\infty \binom{i+ n}{i} x^i} + \DevelopSerie{\tfrac{x}{e^x - 1}}% + {1 - \tfrac{1}{2} x + \tfrac{1}{12} x^2 - \tfrac{1}{720} x^4 + \cdots}% + {\sum_{i=0}^\infty \tfrac{B_i x^i}{i!}} + \DevelopSerie{\tfrac{1}{2x}(1 - \sqrt{1-4x})}% + {1 + x + 2 x^2 + 5 x^3 + \cdots}% + {\sum_{i=0}^\infty \tfrac{1}{i+1}\binom{2i}{i}x^i} + \DevelopSerie{\tfrac{1}{\sqrt{1-4x}}}% + % {1 + x + 2 x^2 + 6 x^3 + \cdots}% % original line + {1 + 2 x + 6 x^2 + 20 x^3 + \cdots}% % fix by Raphael Reitzig + {\sum_{i=0}^\infty \binom{2i}{i}x^i} + \DevelopSerie{\tfrac{1}{\sqrt{1-4x}}\left(\tfrac{1 - \sqrt{1-4x}}{2x}\right)^n}% + {1 + (2+n)x + \binom{4+n}{2} x^2 + \cdots}% + {\sum_{i=0}^\infty \binom{2i+n}{i}x^i} + \DevelopSerie{\tfrac{1}{1-x}\ln\tfrac{1}{1- x}}% + {x + \tfrac{3}{2} x^2 + \tfrac{11}{6} x^3 + \tfrac{25}{12} x^4 + \cdots}% + {\sum_{i=1}^\infty H_i x^i} + \DevelopSerie{\tfrac{1}{2}\left(\ln\tfrac{1}{1- x}\right)^2}% + {\tfrac{1}{2} x^2 + \tfrac{3}{4} x^3 + \tfrac{11}{24} x^4 + \cdots}% + {\sum_{i=2}^\infty \tfrac{H_{i-1} x^i}{i}} + \DevelopSerie{\tfrac{x}{1 - x - x^2}}% + {x + x^2 + 2 x^3 + 3 x^4 + \cdots}% + {\sum_{i=0}^\infty F_i x^i} + \DevelopSerie{\tfrac{F_n x}{1 - (F_{n-1} + F_{n+1})x - (-1)^n x^2}}% + {F_n x + F_{2n} x^2 + F_{3n} x^3 + \cdots}% + {\sum_{i=0}^\infty F_{ni} x^i.} + \end{array}$ + } +} |