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          <p style="font-weight: bold; font-size: 12px;">Stagecoach Problem</p>
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          <e type="function" args="4">mat</e>
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          <e type="operand">m</e>
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          <e type="operand">n</e>
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          <e type="operand">c</e>
          <e type="operator" args="2">&lt;</e>
          <e type="operand">c</e>
          <e type="operand">C</e>
          <e type="operand">m</e>
          <e type="operand">n</e>
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          <e type="operand">f</e>
          <e type="operand">n</e>
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          <e type="operand">ν</e>
          <e type="operand">n</e>
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          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" args="4">mat</e>
          <e type="function" args="2">if</e>
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          <e type="operand">f</e>
          <e type="operand">m</e>
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          <e type="operand">c</e>
          <e type="operator" args="2">:</e>
          <e type="operand">P</e>
          <e type="operand">m</e>
          <e type="function" args="2">el</e>
          <e type="operand">ν</e>
          <e type="operand">c</e>
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          <e type="bracket">(</e>
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          <e type="operand">1</e>
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          <e type="operand">3</e>
          <e type="operand">1</e>
          <e type="function" args="5">line</e>
          <e type="function" args="3">for</e>
          <e type="operand">R</e>
          <e type="operand">a</e>
          <e type="operand">1</e>
          <e type="operand">1</e>
          <e type="function" args="3">mat</e>
          <e type="operator" args="2">:</e>
          <e type="operand">k</e>
          <e type="operand">1</e>
          <e type="operator" args="2">:</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" args="4">mat</e>
          <e type="operand">R</e>
          <e type="operand">k</e>
          <e type="function" args="2">el</e>
          <e type="operand">b</e>
          <e type="operator" args="2">≠</e>
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          <e type="operand">R</e>
          <e type="operand">k</e>
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          <e type="operand">k</e>
          <e type="operand">1</e>
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          <e type="operand">a</e>
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          <p>Notation</p>
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          <e type="operand">Path</e>
          <e type="operator" args="2">≡</e>
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        <content>
          <p style="font-weight: bold;">Example: </p>
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      <text lang="eng" fontFamily="Consolas" fontSize="10">
        <content>
          <p style="font-size: 8px;">https://es.wikipedia.org/wiki/Anexo:Ejemplo_de_Algoritmo_de_Bellman_-_Ford</p>
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        <input>
          <e type="operand">C</e>
          <e type="operand">0</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">1</e>
          <e type="operand">0</e>
          <e type="operand">2</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="operand">0</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">8</e>
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          <e type="operand">c</e>
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          <e type="operand">3</e>
          <e type="function" args="5">mat</e>
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          <e type="operand">1</e>
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          <e type="operand">5</e>
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          <e type="operand">2</e>
          <e type="operand">3</e>
          <e type="operand">5</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="function" args="6">mat</e>
          <e type="operand">1</e>
          <e type="operand">3</e>
          <e type="function" args="5">mat</e>
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          <p style="font-weight: bold;">Example: </p>
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        <content>
          <p style="font-size: 8px;">https://www.math.kent.edu/~kowalcyk/modeling/freckaThe%20Stagecoach%20Problem.ppt</p>
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        <input>
          <e type="operand">C</e>
          <e type="operand">0</e>
          <e type="operand">2</e>
          <e type="operand">4</e>
          <e type="operand">3</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">0</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">7</e>
          <e type="operand">4</e>
          <e type="operand">6</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">0</e>
          <e type="operand">∞</e>
          <e type="operand">3</e>
          <e type="operand">2</e>
          <e type="operand">4</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">0</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="operand">5</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">0</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">1</e>
          <e type="operand">4</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">0</e>
          <e type="operand">∞</e>
          <e type="operand">6</e>
          <e type="operand">3</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">0</e>
          <e type="operand">3</e>
          <e type="operand">3</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">0</e>
          <e type="operand">∞</e>
          <e type="operand">3</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">0</e>
          <e type="operand">4</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">∞</e>
          <e type="operand">0</e>
          <e type="operand">10</e>
          <e type="operand">10</e>
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          <e type="operand">c</e>
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          <e type="operand">R</e>
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          <e type="operand">3</e>
          <e type="function" args="5">mat</e>
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          <e type="operand">10</e>
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          <e type="operand">10</e>
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          <e type="operand">1</e>
          <e type="function" args="12">mat</e>
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          <e type="operand">3</e>
          <e type="operand">5</e>
          <e type="operand">8</e>
          <e type="operand">10</e>
          <e type="operand">5</e>
          <e type="operand">1</e>
          <e type="function" args="7">mat</e>
          <e type="operand">1</e>
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