{ "cells": [ { "cell_type": "code", "execution_count": 5, "metadata": { "scrolled": false }, "outputs": [ { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}{===================================}$$" ], "text/plain": [ "ry" ] }, "metadata": {}, "output_type": "display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}{===================================}$$" ], "text/plain": [ "ry" ] }, "metadata": {}, "output_type": "display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}\\begin{array}{l}\n", "\\begin{array}{lcrcrcrcrcrcrcl}\n", " \\max \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} 10 x_{1} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} 14 x_{2} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} 12 x_{3} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} 18 x_{4} \\mspace{-6mu}&\\mspace{-6mu} + 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\\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} x_{6} \\mspace{-6mu}&\\mspace{-6mu} \\leq \\mspace{-6mu}&\\mspace{-6mu} 32 \\\\\n", " \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} x_{1} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} 2 x_{2} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} x_{3} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} x_{4} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} x_{5} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} \\leq \\mspace{-6mu}&\\mspace{-6mu} 25 \\\\\n", " \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} x_{2} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} 2 x_{3} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} 2 x_{5} \\mspace{-6mu}&\\mspace{-6mu} + 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"display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}{===================================}$$" ], "text/plain": [ "ry" ] }, "metadata": {}, "output_type": "display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}\\begin{array}{l}\n", "\\begin{array}{lcrcrcrcrcrcl}\n", " \\min \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} 26 y_{1} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} 32 y_{2} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} 25 y_{3} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} 30 y_{4} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} 14 y_{5} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} \\\\\n", " \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} y_{1} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} y_{2} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} y_{3} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} y_{5} \\mspace{-6mu}&\\mspace{-6mu} \\geq \\mspace{-6mu}&\\mspace{-6mu} 10 \\\\\n", " \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} y_{1} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} y_{2} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} 2 y_{3} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} y_{4} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} \\geq \\mspace{-6mu}&\\mspace{-6mu} 14 \\\\\n", " \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} y_{3} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} 2 y_{4} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} \\geq \\mspace{-6mu}&\\mspace{-6mu} 12 \\\\\n", " \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} 3 y_{1} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} 3 y_{2} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} y_{3} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} y_{5} \\mspace{-6mu}&\\mspace{-6mu} \\geq \\mspace{-6mu}&\\mspace{-6mu} 18 \\\\\n", " \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} 2 y_{1} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} 2 y_{2} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} y_{3} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} 2 y_{4} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} \\geq \\mspace{-6mu}&\\mspace{-6mu} 20 \\\\\n", " \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} y_{1} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} y_{2} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} 2 y_{4} \\mspace{-6mu}&\\mspace{-6mu} + \\mspace{-6mu}&\\mspace{-6mu} y_{5} \\mspace{-6mu}&\\mspace{-6mu} \\geq \\mspace{-6mu}&\\mspace{-6mu} 16 \\\\\n", "\\end{array} \\\\\n", "y_{1} \\geq 0,\\ y_{2} \\geq 0,\\ y_{3} \\geq 0,\\ y_{4} \\leq 0,\\ y_{5} \\geq 0\n", "\\end{array}$$" ], "text/plain": [ "LP problem (use 'view(...)' or '%display typeset' for details)" ] }, "metadata": {}, "output_type": "display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}{===================================}$$" ], "text/plain": [ "ry" ] }, "metadata": {}, "output_type": "display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}572$$" ], "text/plain": [ "572" ] }, "metadata": {}, "output_type": "display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}\\left(4,\\,0,\\,12,\\,0,\\,12\\right)$$" ], "text/plain": [ "(4, 0, 12, 0, 12)" ] }, "metadata": {}, "output_type": "display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}{}$$" ], "text/plain": [ "salto" ] }, "metadata": {}, "output_type": "display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}{===================================}$$" ], "text/plain": [ "ry" ] }, "metadata": {}, "output_type": "display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}{\\ \\ \\ Fase\\ I}$$" ], "text/plain": [ "FI" ] }, "metadata": {}, "output_type": "display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}{===================================}$$" ], "text/plain": [ "ry" ] }, "metadata": {}, "output_type": "display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}\\left(\\begin{array}{r|rrrrrrrrrrrr|r}\n", "{Basic} & {x}_{1} & {x}_{2} & {x}_{3} & {x}_{4} & {x}_{5} & {x}_{6} & {\\color{green}{s}}_{1} & {\\color{green}{s}}_{2} & {\\color{green}{s}}_{3} & {\\color{green}{s}}_{4} & {\\color{green}{s}}_{5} & {\\color{red}{t}}_{4} & {b} \\\\\n", "\\hline\n", " {\\color{green}{s}}_{1} & 1 & 1 & 0 & 3 & 2 & 1 & 1 & 0 & 0 & 0 & 0 & 0 & 26 \\\\\n", "{\\color{green}{s}}_{2} & 1 & 1 & 0 & 3 & 2 & 1 & 0 & 1 & 0 & 0 & 0 & 0 & 32 \\\\\n", "{\\color{green}{s}}_{3} & 1 & 2 & 1 & 1 & 1 & 0 & 0 & 0 & 1 & 0 & 0 & 0 & 25 \\\\\n", "{\\color{red}{t}}_{4} & 0 & 1 & 2 & 0 & 2 & 2 & 0 & 0 & 0 & -1 & 0 & 1 & 30 \\\\\n", "{\\color{green}{s}}_{5} & 1 & 0 & 0 & 1 & 0 & 1 & 0 & 0 & 0 & 0 & 1 & 0 & 14 \\\\\n", "\\hline\n", " {W_{ind}} & 0 & -1 & -2 & 0 & -2 & -2 & 0 & 0 & 0 & 1 & 0 & 0 & 30\n", "\\end{array}\\right)$$" ], "text/plain": [ "[ B| x1 x2 x3 x4 x5 x6 s1 s2 s3 s4 s5 t4|rhs]\n", "[---+-----------------------------------------------+---]\n", "[ s1| 1 1 0 3 2 1 1 0 0 0 0 0| 26]\n", "[ s2| 1 1 0 3 2 1 0 1 0 0 0 0| 32]\n", "[ s3| 1 2 1 1 1 0 0 0 1 0 0 0| 25]\n", "[ t4| 0 1 2 0 2 2 0 0 0 -1 0 1| 30]\n", "[ s5| 1 0 0 1 0 1 0 0 0 0 1 0| 14]\n", "[---+-----------------------------------------------+---]\n", "[ W| 0 -1 -2 0 -2 -2 0 0 0 1 0 0| 30]" ] }, "metadata": {}, "output_type": "display_data" } ], "source": [ "tipo='max' # Problema de tipo max o min\n", "\n", "n=6 # número de variables x's\n", "m=5 # número de restricciones (distintas de las de signo)\n", "\n", "c=matrix(QQ,1,n,[10,14,12,18,20,16] ) # vector de costos\n", "\n", "A=matrix(QQ,m,n,[ # coeficientes de las variables x's\n", "[1,1,0,3,2,1],\n", "[1,1,0,3,2,1],\n", "[1,2,1,1,1,0],\n", "[0,1,2,0,2,2],\n", "[1,0,0,1,0,1]\n", "])\n", "\n", "b=matrix(QQ,m,1,[26,32,25,30,14]) # vector de la derecha\n", "\n", "\n", "######################################################\n", "############### VARIABLES DE HOLGURA ################\n", "\n", "\n", "h=matrix(ZZ,1,m,[1,1,1,-1,1]) # variables de holgura: \n", " # Pon 1 si va sumando, \n", " # -1 si va restando y \n", " # 0 si no hay variable de holgura.\n", "\n", "\n", "####################################################################\n", "############ HASTA AQUÍ LOS DATOS ################################\n", "####################################################################\n", "\n", "\n", "\n", "\n", "load('https://sage.unex.es/501708/simplex2023Manual.sage')\n" ] }, { "cell_type": "code", "execution_count": 3, "metadata": {}, "outputs": [], "source": [ "# cambio(4,3);tt=[0,0,0,0,0];faseII(0,tt); Descomentar si es de tipo minimizar" ] }, { "cell_type": "code", "execution_count": 4, "metadata": {}, "outputs": [ { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}\\left(\\begin{array}{r|rrrrrrrrrrrr|r}\n", "{Basic} & {x}_{1} & {x}_{2} & {x}_{3} & {x}_{4} & {x}_{5} & {x}_{6} & {\\color{green}{s}}_{1} & {\\color{green}{s}}_{2} & {\\color{green}{s}}_{3} & {\\color{green}{s}}_{4} & {\\color{green}{s}}_{5} & {\\color{red}{t}}_{4} & {b} \\\\\n", "\\hline\n", " {\\color{green}{s}}_{1} & 1 & 1 & 0 & 3 & 2 & 1 & 1 & 0 & 0 & 0 & 0 & 0 & 26 \\\\\n", "{\\color{green}{s}}_{2} & 1 & 1 & 0 & 3 & 2 & 1 & 0 & 1 & 0 & 0 & 0 & 0 & 32 \\\\\n", "{\\color{green}{s}}_{3} & 1 & \\frac{3}{2} & 0 & 1 & 0 & -1 & 0 & 0 & 1 & \\frac{1}{2} & 0 & -\\frac{1}{2} & 10 \\\\\n", "{x}_{3} & 0 & \\frac{1}{2} & 1 & 0 & 1 & 1 & 0 & 0 & 0 & -\\frac{1}{2} & 0 & \\frac{1}{2} & 15 \\\\\n", "{\\color{green}{s}}_{5} & 1 & 0 & 0 & 1 & 0 & 1 & 0 & 0 & 0 & 0 & 1 & 0 & 14 \\\\\n", "\\hline\n", " {W_{ind}} & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 1 & 0\n", "\\end{array}\\right)$$" ], "text/plain": [ "[ B| x1 x2 x3 x4 x5 x6 s1 s2 s3 s4 s5 t4| rhs]\n", "[----+-----------------------------------------------------------+----]\n", "[ s1| 1 1 0 3 2 1 1 0 0 0 0 0| 26]\n", "[ s2| 1 1 0 3 2 1 0 1 0 0 0 0| 32]\n", "[ s3| 1 3/2 0 1 0 -1 0 0 1 1/2 0 -1/2| 10]\n", "[ x3| 0 1/2 1 0 1 1 0 0 0 -1/2 0 1/2| 15]\n", "[ s5| 1 0 0 1 0 1 0 0 0 0 1 0| 14]\n", "[----+-----------------------------------------------------------+----]\n", "[ W| 0 0 0 0 0 0 0 0 0 0 0 1| 0]" ] }, "metadata": {}, "output_type": "display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}{===================================}$$" ], "text/plain": [ "ry" ] }, "metadata": {}, "output_type": "display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}{\\ \\ \\ Fase\\ II}$$" ], "text/plain": [ "FII" ] }, "metadata": {}, "output_type": "display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}{===================================}$$" ], "text/plain": [ "ry" ] }, "metadata": {}, "output_type": "display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}\\left(\\begin{array}{r|rrrrrrrrrrr|r}\n", "{Basic} & {x}_{1} & {x}_{2} & {x}_{3} & {x}_{4} & {x}_{5} & {x}_{6} & {\\color{green}{s}}_{1} & {\\color{green}{s}}_{2} & {\\color{green}{s}}_{3} & {\\color{green}{s}}_{4} & {\\color{green}{s}}_{5} & {b} \\\\\n", "\\hline\n", " {\\color{green}{s}}_{1} & 1 & 1 & 0 & 3 & 2 & 1 & 1 & 0 & 0 & 0 & 0 & 26 \\\\\n", "{\\color{green}{s}}_{2} & 1 & 1 & 0 & 3 & 2 & 1 & 0 & 1 & 0 & 0 & 0 & 32 \\\\\n", "{\\color{green}{s}}_{3} & 1 & \\frac{3}{2} & 0 & 1 & 0 & -1 & 0 & 0 & 1 & \\frac{1}{2} & 0 & 10 \\\\\n", "{x}_{3} & 0 & \\frac{1}{2} & 1 & 0 & 1 & 1 & 0 & 0 & 0 & -\\frac{1}{2} & 0 & 15 \\\\\n", "{\\color{green}{s}}_{5} & 1 & 0 & 0 & 1 & 0 & 1 & 0 & 0 & 0 & 0 & 1 & 14 \\\\\n", "\\hline\n", " {Z_{ind}} & 10 & 8 & 0 & 18 & 8 & 4 & 0 & 0 & 0 & 6 & 0 & 180\n", "\\end{array}\\right)$$" ], "text/plain": [ "[ B| x1 x2 x3 x4 x5 x6 s1 s2 s3 s4 s5| rhs]\n", "[----+------------------------------------------------------+----]\n", "[ s1| 1 1 0 3 2 1 1 0 0 0 0| 26]\n", "[ s2| 1 1 0 3 2 1 0 1 0 0 0| 32]\n", "[ s3| 1 3/2 0 1 0 -1 0 0 1 1/2 0| 10]\n", "[ x3| 0 1/2 1 0 1 1 0 0 0 -1/2 0| 15]\n", "[ s5| 1 0 0 1 0 1 0 0 0 0 1| 14]\n", "[----+------------------------------------------------------+----]\n", "[ Z| 10 8 0 18 8 4 0 0 0 6 0| 180]" ] }, "metadata": {}, "output_type": "display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}\\left(\\begin{array}{r|rrrrrrrrrrr|r}\n", "{Basic} & {x}_{1} & {x}_{2} & {x}_{3} & {x}_{4} & {x}_{5} & {x}_{6} & {\\color{green}{s}}_{1} & {\\color{green}{s}}_{2} & {\\color{green}{s}}_{3} & {\\color{green}{s}}_{4} & {\\color{green}{s}}_{5} & {b} \\\\\n", "\\hline\n", " {x}_{4} & \\frac{1}{3} & \\frac{1}{3} & 0 & 1 & \\frac{2}{3} & \\frac{1}{3} & \\frac{1}{3} & 0 & 0 & 0 & 0 & \\frac{26}{3} \\\\\n", "{\\color{green}{s}}_{2} & 0 & 0 & 0 & 0 & 0 & 0 & -1 & 1 & 0 & 0 & 0 & 6 \\\\\n", "{\\color{green}{s}}_{3} & \\frac{2}{3} & \\frac{7}{6} & 0 & 0 & -\\frac{2}{3} & -\\frac{4}{3} & -\\frac{1}{3} & 0 & 1 & \\frac{1}{2} & 0 & \\frac{4}{3} \\\\\n", "{x}_{3} & 0 & \\frac{1}{2} & 1 & 0 & 1 & 1 & 0 & 0 & 0 & -\\frac{1}{2} & 0 & 15 \\\\\n", "{\\color{green}{s}}_{5} & \\frac{2}{3} & -\\frac{1}{3} & 0 & 0 & -\\frac{2}{3} & \\frac{2}{3} & -\\frac{1}{3} & 0 & 0 & 0 & 1 & \\frac{16}{3} \\\\\n", "\\hline\n", " {Z_{ind}} & 4 & 2 & 0 & 0 & -4 & -2 & -6 & 0 & 0 & 6 & 0 & 336\n", "\\end{array}\\right)$$" ], "text/plain": [ "[ B| x1 x2 x3 x4 x5 x6 s1 s2 s3 s4 s5| rhs]\n", "[----+------------------------------------------------------+----]\n", "[ x4| 1/3 1/3 0 1 2/3 1/3 1/3 0 0 0 0|26/3]\n", "[ s2| 0 0 0 0 0 0 -1 1 0 0 0| 6]\n", "[ s3| 2/3 7/6 0 0 -2/3 -4/3 -1/3 0 1 1/2 0| 4/3]\n", "[ x3| 0 1/2 1 0 1 1 0 0 0 -1/2 0| 15]\n", "[ s5| 2/3 -1/3 0 0 -2/3 2/3 -1/3 0 0 0 1|16/3]\n", "[----+------------------------------------------------------+----]\n", "[ Z| 4 2 0 0 -4 -2 -6 0 0 6 0| 336]" ] }, "metadata": {}, "output_type": "display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}\\left(\\begin{array}{r|rrrrrrrrrrr|r}\n", "{Basic} & {x}_{1} & {x}_{2} & {x}_{3} & {x}_{4} & {x}_{5} & {x}_{6} & {\\color{green}{s}}_{1} & {\\color{green}{s}}_{2} & {\\color{green}{s}}_{3} & {\\color{green}{s}}_{4} & {\\color{green}{s}}_{5} & {b} \\\\\n", "\\hline\n", " {x}_{4} & \\frac{1}{3} & \\frac{1}{3} & 0 & 1 & \\frac{2}{3} & \\frac{1}{3} & \\frac{1}{3} & 0 & 0 & 0 & 0 & \\frac{26}{3} \\\\\n", "{\\color{green}{s}}_{2} & 0 & 0 & 0 & 0 & 0 & 0 & -1 & 1 & 0 & 0 & 0 & 6 \\\\\n", "{\\color{green}{s}}_{4} & \\frac{4}{3} & \\frac{7}{3} & 0 & 0 & -\\frac{4}{3} & -\\frac{8}{3} & -\\frac{2}{3} & 0 & 2 & 1 & 0 & \\frac{8}{3} \\\\\n", "{x}_{3} & \\frac{2}{3} & \\frac{5}{3} & 1 & 0 & \\frac{1}{3} & -\\frac{1}{3} & -\\frac{1}{3} & 0 & 1 & 0 & 0 & \\frac{49}{3} \\\\\n", "{\\color{green}{s}}_{5} & \\frac{2}{3} & -\\frac{1}{3} & 0 & 0 & -\\frac{2}{3} & \\frac{2}{3} & -\\frac{1}{3} & 0 & 0 & 0 & 1 & \\frac{16}{3} \\\\\n", "\\hline\n", " {Z_{ind}} & -4 & -12 & 0 & 0 & 4 & 14 & -2 & 0 & -12 & 0 & 0 & 352\n", "\\end{array}\\right)$$" ], "text/plain": [ "[ B| x1 x2 x3 x4 x5 x6 s1 s2 s3 s4 s5| rhs]\n", "[----+------------------------------------------------------+----]\n", "[ x4| 1/3 1/3 0 1 2/3 1/3 1/3 0 0 0 0|26/3]\n", "[ s2| 0 0 0 0 0 0 -1 1 0 0 0| 6]\n", "[ s4| 4/3 7/3 0 0 -4/3 -8/3 -2/3 0 2 1 0| 8/3]\n", "[ x3| 2/3 5/3 1 0 1/3 -1/3 -1/3 0 1 0 0|49/3]\n", "[ s5| 2/3 -1/3 0 0 -2/3 2/3 -1/3 0 0 0 1|16/3]\n", "[----+------------------------------------------------------+----]\n", "[ Z| -4 -12 0 0 4 14 -2 0 -12 0 0| 352]" ] }, "metadata": {}, "output_type": "display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}\\left(\\begin{array}{r|rrrrrrrrrrr|r}\n", "{Basic} & {x}_{1} & {x}_{2} & {x}_{3} & {x}_{4} & {x}_{5} & {x}_{6} & {\\color{green}{s}}_{1} & {\\color{green}{s}}_{2} & {\\color{green}{s}}_{3} & {\\color{green}{s}}_{4} & {\\color{green}{s}}_{5} & {b} \\\\\n", "\\hline\n", " {x}_{4} & 0 & \\frac{1}{2} & 0 & 1 & 1 & 0 & \\frac{1}{2} & 0 & 0 & 0 & -\\frac{1}{2} & 6 \\\\\n", "{\\color{green}{s}}_{2} & 0 & 0 & 0 & 0 & 0 & 0 & -1 & 1 & 0 & 0 & 0 & 6 \\\\\n", "{\\color{green}{s}}_{4} & 4 & 1 & 0 & 0 & -4 & 0 & -2 & 0 & 2 & 1 & 4 & 24 \\\\\n", "{x}_{3} & 1 & \\frac{3}{2} & 1 & 0 & 0 & 0 & -\\frac{1}{2} & 0 & 1 & 0 & \\frac{1}{2} & 19 \\\\\n", "{x}_{6} & 1 & -\\frac{1}{2} & 0 & 0 & -1 & 1 & -\\frac{1}{2} & 0 & 0 & 0 & \\frac{3}{2} & 8 \\\\\n", "\\hline\n", " {Z_{ind}} & -18 & -5 & 0 & 0 & 18 & 0 & 5 & 0 & -12 & 0 & -21 & 464\n", "\\end{array}\\right)$$" ], "text/plain": [ "[ B| x1 x2 x3 x4 x5 x6 s1 s2 s3 s4 s5| rhs]\n", "[----+------------------------------------------------------+----]\n", "[ x4| 0 1/2 0 1 1 0 1/2 0 0 0 -1/2| 6]\n", "[ s2| 0 0 0 0 0 0 -1 1 0 0 0| 6]\n", "[ s4| 4 1 0 0 -4 0 -2 0 2 1 4| 24]\n", "[ x3| 1 3/2 1 0 0 0 -1/2 0 1 0 1/2| 19]\n", "[ x6| 1 -1/2 0 0 -1 1 -1/2 0 0 0 3/2| 8]\n", "[----+------------------------------------------------------+----]\n", "[ Z| -18 -5 0 0 18 0 5 0 -12 0 -21| 464]" ] }, "metadata": {}, "output_type": "display_data" }, { "data": { "text/html": [ "" ], "text/latex": [ "$$\\newcommand{\\Bold}[1]{\\mathbf{#1}}\\left(\\begin{array}{r|rrrrrrrrrrr|r}\n", "{Basic} & {x}_{1} & {x}_{2} & {x}_{3} & {x}_{4} & {x}_{5} & {x}_{6} & {\\color{green}{s}}_{1} & {\\color{green}{s}}_{2} & {\\color{green}{s}}_{3} & {\\color{green}{s}}_{4} & {\\color{green}{s}}_{5} & {b} \\\\\n", "\\hline\n", " {x}_{5} & 0 & \\frac{1}{2} & 0 & 1 & 1 & 0 & \\frac{1}{2} & 0 & 0 & 0 & -\\frac{1}{2} & 6 \\\\\n", "{\\color{green}{s}}_{2} & 0 & 0 & 0 & 0 & 0 & 0 & -1 & 1 & 0 & 0 & 0 & 6 \\\\\n", "{\\color{green}{s}}_{4} & 4 & 3 & 0 & 4 & 0 & 0 & 0 & 0 & 2 & 1 & 2 & 48 \\\\\n", "{x}_{3} & 1 & \\frac{3}{2} & 1 & 0 & 0 & 0 & -\\frac{1}{2} & 0 & 1 & 0 & \\frac{1}{2} & 19 \\\\\n", "{x}_{6} & 1 & 0 & 0 & 1 & 0 & 1 & 0 & 0 & 0 & 0 & 1 & 14 \\\\\n", "\\hline\n", " {Z_{ind}} & -18 & -14 & 0 & -18 & 0 & 0 & -4 & 0 & -12 & 0 & -12 & 572\n", "\\end{array}\\right)$$" ], "text/plain": [ "[ B| x1 x2 x3 x4 x5 x6 s1 s2 s3 s4 s5| rhs]\n", "[----+------------------------------------------------------+----]\n", "[ x5| 0 1/2 0 1 1 0 1/2 0 0 0 -1/2| 6]\n", "[ s2| 0 0 0 0 0 0 -1 1 0 0 0| 6]\n", "[ s4| 4 3 0 4 0 0 0 0 2 1 2| 48]\n", "[ x3| 1 3/2 1 0 0 0 -1/2 0 1 0 1/2| 19]\n", "[ x6| 1 0 0 1 0 1 0 0 0 0 1| 14]\n", "[----+------------------------------------------------------+----]\n", "[ Z| -18 -14 0 -18 0 0 -4 0 -12 0 -12| 572]" ] }, "metadata": {}, "output_type": "display_data" } ], "source": [ "cambio(4,3);tt=[0,0,0,0,0];faseII(0,tt);cambio(1,4);cambio(3,10);cambio(5,6);cambio(1,5)" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "Cuadro óptimo. Solución: $$x=(0,0,19,0,6,14); s=(0,6,0,48,0); z_{opt}=572$$" ] }, { "cell_type": "code", "execution_count": null, "metadata": {}, "outputs": [], "source": [] } ], "metadata": { "kernelspec": { "display_name": "SageMath 9.5", "language": "sage", "name": "sagemath" }, "language_info": { "codemirror_mode": { "name": "ipython", "version": 3 }, "file_extension": ".py", "mimetype": "text/x-python", "name": "python", "nbconvert_exporter": "python", "pygments_lexer": "ipython3", "version": "3.11.2" } }, "nbformat": 4, "nbformat_minor": 4 }