Rewote Darstellungsmatrix
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@@ -175,23 +175,9 @@
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- Kodimension $= 1$ Hyperebend
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]
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// Darstellungs Matrix
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#bgBlock(fill: colorVR)[
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#subHeading([Darstellungs Matrix], fill: colorVR)
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Matrix $equiv$ Linera Abbildung \
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Sclar-Matrix Multiplikation $lambda M$ \
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- Kommutativ, Assoziativgesetz, (keine Gruppe wege fehlender Abgeschlossenheit)
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Matrix-Matrix Addtion $M + N$
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- Kommutativ Gruppe $(KK^(n times n), +)$
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Matrix-Matrix Multiplikation/Composition \
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$M dot N equiv Phi_M compose Phi_N = Phi_M (Phi_N (ve(x)))$ \
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$c_(j i) = sum^n_(s=1) a_(j s) b_(s i)$
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#SeperatorLine
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*Vektorraum Isomorphismus*
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- $V tilde.equiv W <=> dim(V) = dim(W)$
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- $V tilde.equiv W <=> exists f: V -> W, f "bijektiv (umkehrbar)"$
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@@ -208,19 +194,19 @@
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Vektorraum $V tilde.equiv KK^n$ (in Basis $A$)\
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Vektorraum $V tilde.equiv KK^n$ (in Basis $B$)\
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$Phi_A, Phi_B$ Bijektiv Mappings zwischen $V$ und dem $KK^m slash KK^n$
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$Phi_A, Phi_B$ Bijektiv Mappings zwischen $V$ und dem $KK^n_A slash KK^n_B$
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]
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)
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$space_A T_B$: Basiswechsel: $K^n$ (in Basis $A$) $->$ $K^n$ (in Basis $B$)
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$space_B T_A$: Basiswechsel: $K^n$ (in Basis $B$) $->$ $K^n$ (in Basis $A$)
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Wenn $V, KK^n "(in Basis A/B)"$ ein $RR^n slash CC^n$ \ ist $Phi_(A slash B) = mat(dots.v, dots.v; ve(b_1), ve(b_2), ...; dots.v, dots.v,)$, $ve(b_1), ve(b_2), ...$ \ Basisvektoren der Basis von $A slash B$
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Wenn $V, KK^n "(in Basis A/B)"$ ein $RR^n slash CC^n$ \ ist $Phi_(A slash B) = mat(|, |; ve(b_1), ve(b_2), ...; |, |,)$, $ve(b_1), ve(b_2), ...$ \ Basisvektoren der Basis von $A slash B$
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#SeperatorLine
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*Darstellungs-Matrix*
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Idee: Wir führen Abbildung $f$ nicht $A -> B$ sonderem in $KK^n -> KK^m$ durch $-->$ Darstellungs-Matrix $D$
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Idee: Wir führen Abbildung $f$ nicht $V -> W$ sonderem in $KK^n -> KK^m$ durch $-->$ Darstellungs-Matrix $D$
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#grid(
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columns: (auto, 1fr),
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@@ -229,14 +215,14 @@
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[
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$f: V -> W$ Orignal Abbildung \
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Vektorraum $V tilde.equiv KK^n$ (in Basis $A$)\
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Vektorraum $V tilde.equiv KK^n$ (in Basis $B$)\
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Vektorraum $W tilde.equiv KK^m$ (in Basis $B$)\
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$Phi_A, Phi_B$ Bijektiv Mappings zwischen $V$ und dem $KK^m, KK^m$
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$Phi_A, Phi_B$ Bijektiv Mappings zwischen $V,W$ und dem $KK^n, KK^m$
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],
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)
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#grid(columns: (1fr, 1fr),
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$D = Psi^(-1) compose f compose Phi$,
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$D = Phi_C compose f compose Phi_B$,
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$$
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)
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@@ -304,8 +290,7 @@
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*Bild:* Wertemenge $WW$
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- $f(I subset A) = B$ (Oft $I = A$)
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- Bei Matrix: $Bild(A) = spann("Spalten Vektoren")$
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- Basis $B : op("spann")(B)$
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- Bei Matrix: $Bild(M) = spann("Spalten Vektoren")$
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- $op("Bild") Phi := {Phi in W | v in V}$
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*Rang*
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@@ -313,7 +298,7 @@
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*Nullraum/Kern:* \
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$kern(Phi) := {v in V | Phi(v) = 0}$
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- $A ve(x) = ve(0)$
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- $A ve(x) = ve(0)$ (Lösung des Homogenen Gleichungssystem)
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*Dimensionssatz:* Sei $A$ lineare Abbildung \
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$dim(V) = dim(kern(A)) + dim(Bild(A))$ \
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@@ -323,20 +308,42 @@
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$"Wenn" dim(V) = dim(Bild(A)) "oder" dim(kern(A)) = 0 \ <=> A "bijektiv" <=> "invertierbar"$
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]
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#colbreak()
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// Matrix Basics
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#bgBlock(fill: colorMatrix)[
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#subHeading(fill: colorMatrix)[Matrix Basics]
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Matrix $equiv$ Linera Abbildung \
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- Sclar/Matrix: $lambda dot A$
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- Matrix/Matrix: $A + B$
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- Matrix-Matrix: $A dot B = Phi_A compose Phi_B = Phi_A (Phi_B (ve(x)))$ \
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$c_(j i) = sum^n_(s=1) a_(j s) b_(s i)$
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#SeperatorLine
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#grid(columns: (1fr, 1fr, 1fr),
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row-gutter: 2mm,
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align(center, $(lambda mu) A = lambda (mu A)$),
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grid.cell(colspan: 2, align(center, $(lambda + mu) A = lambda A + mu A$)),
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align(center, $$),
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grid.cell(colspan: 2, align(center, $lambda (A + B) = lambda A + lambda B$)),
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)
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*Transponieren*
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#grid(columns: (1fr, 1fr),
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row-gutter: 2mm,
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$(A + B)^T = A^T + B^T$,
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$(lambda A)^T = lambda A^T$,
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$(A^T)^T = A$,
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$(A dot B)^T = B^T dot A^T$
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)
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#bgBlock(fill: colorAbbildungen)[
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#subHeading(fill: colorAbbildungen)[Determinate und Bilinearform]
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]
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#bgBlock(fill: colorVR)[
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#subHeading(fill: colorVR)[Eukldische Vektorräume]
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]
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#bgBlock(fill: colorVR)[
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#subHeading(fill: colorVR)[Unitair Vektorräume ]
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]
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// Matrix Typem
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#bgBlock(fill: colorMatrix)[
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#let colred(x) = text(fill: red, $#x$)
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@@ -416,6 +423,18 @@
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)
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]
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#bgBlock(fill: colorAbbildungen)[
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#subHeading(fill: colorAbbildungen)[Determinate und Bilinearform]
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]
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#bgBlock(fill: colorVR)[
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#subHeading(fill: colorVR)[Eukldische Vektorräume]
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]
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#bgBlock(fill: colorVR)[
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#subHeading(fill: colorVR)[Unitair Vektorräume ]
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]
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#bgBlock(fill: colorMatrixVerfahren)[
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#subHeading(fill: colorMatrixVerfahren)[Eigenwert und Eigenvektoren ]
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