some typos for math in tutorial1
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@@ -142,7 +142,7 @@
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"## 5. Basic operations\n",
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"\n",
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"### 5.1 Vector addition and subtraction\n",
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"For $ u, v \\in \\mathbb{R}^n $:\n",
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"For $u, v \\in \\mathbb{R}^n$:\n",
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"\n",
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"$$\n",
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"u + v = \\begin{bmatrix} u_1 + v_1 \\\\ u_2 + v_2 \\\\ \\vdots \\\\ u_n + v_n \\end{bmatrix},\n",
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@@ -180,7 +180,7 @@
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"metadata": {},
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"source": [
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"### 5.2 Scalar multiplication\n",
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"For $ \\alpha \\in \\mathbb{R}, v \\in \\mathbb{R}^n $:\n",
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"For $\\alpha \\in \\mathbb{R}, v \\in \\mathbb{R}^n$:\n",
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"\n",
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"$$\n",
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"\\alpha v = \\begin{bmatrix} \\alpha v_1 \\\\ \\alpha v_2 \\\\ \\vdots \\\\ \\alpha v_n \\end{bmatrix}.\n",
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@@ -215,7 +215,7 @@
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"metadata": {},
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"source": [
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"### 5.3 Matrix addition and subtraction\n",
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"For $ A, B \\in \\mathbb{R}^{m \\times n} $:\n",
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"For $A, B \\in \\mathbb{R}^{m \\times n}$:\n",
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"\n",
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"$$\n",
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"A + B = [ a_{ij} + b_{ij} ], \\quad\n",
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@@ -254,7 +254,7 @@
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"metadata": {},
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"source": [
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"### 5.4 Matrix-Vector multiplication\n",
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"For $ A \\in \\mathbb{R}^{m \\times n}, v \\in \\mathbb{R}^n $:\n",
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"For $A \\in \\mathbb{R}^{m \\times n}, v \\in \\mathbb{R}^n$:\n",
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"\n",
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"$$\n",
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"(Av)_i = \\sum_{j=1}^n a_{ij} v_j.\n",
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@@ -290,7 +290,7 @@
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"metadata": {},
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"source": [
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"### 5.5 Matrix-Matrix multiplication\n",
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"For $ A \\in \\mathbb{R}^{m \\times n}, B \\in \\mathbb{R}^{n \\times p} $:\n",
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"For $A \\in \\mathbb{R}^{m \\times n}, B \\in \\mathbb{R}^{n \\times p}$:\n",
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"\n",
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"$$\n",
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"(AB)_{ij} = \\sum_{k=1}^n a_{ik} b_{kj}.\n",
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@@ -327,7 +327,7 @@
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"metadata": {},
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"source": [
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"### 5.6 Transpose\n",
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"For $ A \\in \\mathbb{R}^{m \\times n} $:\n",
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"For $A \\in \\mathbb{R}^{m \\times n}$:\n",
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"\n",
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"$$\n",
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"A^T_{ij} = A_{ji}.\n",
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