diff --git a/PruebasDeformaciones.ipynb b/PruebasDeformaciones.ipynb
index 367aa66..36e108c 100644
--- a/PruebasDeformaciones.ipynb
+++ b/PruebasDeformaciones.ipynb
@@ -2,7 +2,7 @@
  "cells": [
   {
    "cell_type": "code",
-   "execution_count": 36,
+   "execution_count": 1,
    "id": "b0a70dc1-6537-456b-8243-43ab8eb49923",
    "metadata": {},
    "outputs": [],
@@ -18,7 +18,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 37,
+   "execution_count": 2,
    "id": "cad50def-ecb8-403f-b50c-ce026fbd216d",
    "metadata": {},
    "outputs": [],
@@ -28,7 +28,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 38,
+   "execution_count": 5,
    "id": "5ec9dd77-8118-4439-b8cb-4c475a2a645e",
    "metadata": {},
    "outputs": [
@@ -38,7 +38,7 @@
        "((0, 0, 0, 0, 0, 0, 1), (0, 0, 4, 0, 0, 0, 0), (0, 0, 0, 0, 0, 0, 3))"
       ]
      },
-     "execution_count": 38,
+     "execution_count": 5,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -53,7 +53,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 39,
+   "execution_count": 6,
    "id": "c5104650-44eb-4c9c-b016-c34994f72f38",
    "metadata": {},
    "outputs": [],
@@ -63,7 +63,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 40,
+   "execution_count": 7,
    "id": "8dccac88-2fa3-4365-990a-2571f643b9dc",
    "metadata": {},
    "outputs": [],
@@ -73,7 +73,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 41,
+   "execution_count": 8,
    "id": "097214a4-61e4-4939-bad0-4e5b3c8ac716",
    "metadata": {},
    "outputs": [
@@ -84,7 +84,7 @@
        " {1: 1, 2: 1, 6: 1, 4: 1, 3: 1, 12: 1, 8: 1, 7: 1, 24: 1, 21: 1})"
       ]
      },
-     "execution_count": 41,
+     "execution_count": 8,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -95,7 +95,364 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 42,
+   "execution_count": 12,
+   "id": "3f56c2cb-e3b4-4c71-b6c8-903bf1736aef",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "{0: (x^2*z + z^3 + x^4, (2, 1, 1), 1),\n",
+       " 1: (z^3 + x^4*z + x^8, (3, 1, 1), 0),\n",
+       " 2: (z^3 + x^6*z + x^12, (4, 1, 1), 0),\n",
+       " 3: (z^3 + x^7*z + x^12, (5, 1, 1), 1),\n",
+       " 4: (z^3 + x^14*z + x^24, (9, 1, 1), -1),\n",
+       " 5: (z^3 + x^15*z + x^24, (10, 1, 1), 0),\n",
+       " 6: (z^3 + x^16*z + x^24, (11, 1, 1), -2),\n",
+       " (0, 1): (z^3 + x^2*y^4*z + x^4*y^8, (2, 3, 1), 1),\n",
+       " (1, 2): (z^3 + x^4*y^6*z + x^8*y^12, (3, 4, 1), 1),\n",
+       " (2, 4): (z^3 + x^6*y^14*z + x^12*y^24, (4, 9, 1), 1),\n",
+       " (3, 4): (z^3 + x^7*y^14*z + x^12*y^24, (5, 9, 1), 1),\n",
+       " (4, 5): (z^3 + x^14*y^15*z + x^24*y^24, (9, 10, 1), 1),\n",
+       " (5, 6): (z^3 + x^15*y^16*z + x^24*y^24, (10, 11, 1), 1),\n",
+       " (6, 'd'): (z^3 + x^8*z^2 + x^24*y, (11, 1, 1), 3)}"
+      ]
+     },
+     "execution_count": 12,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "pols"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 25,
+   "id": "558ef7c7-39cf-47bf-b224-479f1ff365d4",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "0\n"
+     ]
+    },
+    {
+     "data": {
+      "text/html": [
+       "<html>\\(\\displaystyle \\left(-\\frac{1}{2}\\right) \\cdot (s + 1)^{-2} \\cdot (s - 1)\\)</html>"
+      ],
+      "text/latex": [
+       "$\\displaystyle \\left(-\\frac{1}{2}\\right) \\cdot (s + 1)^{-2} \\cdot (s - 1)$"
+      ],
+      "text/plain": [
+       "(-1/2) * (s + 1)^-2 * (s - 1)"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{1: -1, 3: -1}\n",
+      "=======================\n",
+      "1\n",
+      "0\n",
+      "{}\n",
+      "=======================\n",
+      "2\n",
+      "0\n",
+      "{}\n",
+      "=======================\n",
+      "3\n"
+     ]
+    },
+    {
+     "data": {
+      "text/html": [
+       "<html>\\(\\displaystyle \\left(\\frac{2}{105}\\right) \\cdot (s + \\frac{17}{21})^{-1} \\cdot (s + 1)^{-1} \\cdot (s + \\frac{17}{2})\\)</html>"
+      ],
+      "text/latex": [
+       "$\\displaystyle \\left(\\frac{2}{105}\\right) \\cdot (s + \\frac{17}{21})^{-1} \\cdot (s + 1)^{-1} \\cdot (s + \\frac{17}{2})$"
+      ],
+      "text/plain": [
+       "(2/105) * (s + 17/21)^-1 * (s + 1)^-1 * (s + 17/2)"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{7: -1, 21: -1}\n",
+      "=======================\n",
+      "4\n"
+     ]
+    },
+    {
+     "data": {
+      "text/html": [
+       "<html>\\(\\displaystyle \\left(\\frac{11}{189}\\right) \\cdot (s + \\frac{16}{21})^{-1} \\cdot (s + 1)^{-1} \\cdot (s - \\frac{16}{11})\\)</html>"
+      ],
+      "text/latex": [
+       "$\\displaystyle \\left(\\frac{11}{189}\\right) \\cdot (s + \\frac{16}{21})^{-1} \\cdot (s + 1)^{-1} \\cdot (s - \\frac{16}{11})$"
+      ],
+      "text/plain": [
+       "(11/189) * (s + 16/21)^-1 * (s + 1)^-1 * (s - 16/11)"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{1: 1, 3: 1, 7: 2, 21: 2}\n",
+      "=======================\n",
+      "5\n",
+      "0\n",
+      "{}\n",
+      "=======================\n",
+      "6\n"
+     ]
+    },
+    {
+     "data": {
+      "text/html": [
+       "<html>\\(\\displaystyle \\left(\\frac{7}{66}\\right) \\cdot (s + \\frac{19}{24})^{-1} \\cdot (s + 1)^{-1} \\cdot (s - \\frac{19}{14})\\)</html>"
+      ],
+      "text/latex": [
+       "$\\displaystyle \\left(\\frac{7}{66}\\right) \\cdot (s + \\frac{19}{24})^{-1} \\cdot (s + 1)^{-1} \\cdot (s - \\frac{19}{14})$"
+      ],
+      "text/plain": [
+       "(7/66) * (s + 19/24)^-1 * (s + 1)^-1 * (s - 19/14)"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{1: 2, 2: 4, 3: 2, 6: 4, 4: 4, 12: 4, 8: 4, 24: 4}\n",
+      "=======================\n",
+      "(0, 1)\n"
+     ]
+    },
+    {
+     "data": {
+      "text/html": [
+       "<html>\\(\\displaystyle \\left(\\frac{1}{18}\\right) \\cdot (s + 1)^{-2} \\cdot (s + \\frac{5}{6})^{-1} \\cdot (s^{2} + \\frac{1}{2} s + \\frac{5}{2})\\)</html>"
+      ],
+      "text/latex": [
+       "$\\displaystyle \\left(\\frac{1}{18}\\right) \\cdot (s + 1)^{-2} \\cdot (s + \\frac{5}{6})^{-1} \\cdot (s^{2} + \\frac{1}{2} s + \\frac{5}{2})$"
+      ],
+      "text/plain": [
+       "(1/18) * (s + 1)^-2 * (s + 5/6)^-1 * (s^2 + 1/2*s + 5/2)"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{1: 1, 3: 1}\n",
+      "=======================\n",
+      "(1, 2)\n"
+     ]
+    },
+    {
+     "data": {
+      "text/html": [
+       "<html>\\(\\displaystyle \\left(\\frac{1}{36}\\right) \\cdot (s + \\frac{7}{9})^{-1} \\cdot (s + \\frac{5}{6})^{-1} \\cdot (s + 1)^{-1} \\cdot (s^{2} + \\frac{17}{18} s + \\frac{35}{18})\\)</html>"
+      ],
+      "text/latex": [
+       "$\\displaystyle \\left(\\frac{1}{36}\\right) \\cdot (s + \\frac{7}{9})^{-1} \\cdot (s + \\frac{5}{6})^{-1} \\cdot (s + 1)^{-1} \\cdot (s^{2} + \\frac{17}{18} s + \\frac{35}{18})$"
+      ],
+      "text/plain": [
+       "(1/36) * (s + 7/9)^-1 * (s + 5/6)^-1 * (s + 1)^-1 * (s^2 + 17/18*s + 35/18)"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{1: 1, 3: 1}\n",
+      "=======================\n",
+      "(2, 4)\n"
+     ]
+    },
+    {
+     "data": {
+      "text/html": [
+       "<html>\\(\\displaystyle \\left(\\frac{1}{108}\\right) \\cdot (s + \\frac{16}{21})^{-1} \\cdot (s + \\frac{7}{9})^{-1} \\cdot (s + 1)^{-1} \\cdot (s^{2} + \\frac{67}{63} s + \\frac{16}{9})\\)</html>"
+      ],
+      "text/latex": [
+       "$\\displaystyle \\left(\\frac{1}{108}\\right) \\cdot (s + \\frac{16}{21})^{-1} \\cdot (s + \\frac{7}{9})^{-1} \\cdot (s + 1)^{-1} \\cdot (s^{2} + \\frac{67}{63} s + \\frac{16}{9})$"
+      ],
+      "text/plain": [
+       "(1/108) * (s + 16/21)^-1 * (s + 7/9)^-1 * (s + 1)^-1 * (s^2 + 67/63*s + 16/9)"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{1: 1, 3: 1}\n",
+      "=======================\n",
+      "(3, 4)\n"
+     ]
+    },
+    {
+     "data": {
+      "text/html": [
+       "<html>\\(\\displaystyle \\left(\\frac{1}{135}\\right) \\cdot (s + \\frac{16}{21})^{-1} \\cdot (s + \\frac{17}{21})^{-1} \\cdot (s + 1)^{-1} \\cdot (s^{2} + \\frac{284}{147} s + \\frac{272}{147})\\)</html>"
+      ],
+      "text/latex": [
+       "$\\displaystyle \\left(\\frac{1}{135}\\right) \\cdot (s + \\frac{16}{21})^{-1} \\cdot (s + \\frac{17}{21})^{-1} \\cdot (s + 1)^{-1} \\cdot (s^{2} + \\frac{284}{147} s + \\frac{272}{147})$"
+      ],
+      "text/plain": [
+       "(1/135) * (s + 16/21)^-1 * (s + 17/21)^-1 * (s + 1)^-1 * (s^2 + 284/147*s + 272/147)"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{1: 1, 3: 1}\n",
+      "=======================\n",
+      "(4, 5)\n"
+     ]
+    },
+    {
+     "data": {
+      "text/html": [
+       "<html>\\(\\displaystyle \\left(\\frac{1}{270}\\right) \\cdot (s + \\frac{16}{21})^{-1} \\cdot (s + \\frac{7}{9})^{-1} \\cdot (s + 1)^{-1} \\cdot (s^{2} + \\frac{121}{63} s + \\frac{16}{9})\\)</html>"
+      ],
+      "text/latex": [
+       "$\\displaystyle \\left(\\frac{1}{270}\\right) \\cdot (s + \\frac{16}{21})^{-1} \\cdot (s + \\frac{7}{9})^{-1} \\cdot (s + 1)^{-1} \\cdot (s^{2} + \\frac{121}{63} s + \\frac{16}{9})$"
+      ],
+      "text/plain": [
+       "(1/270) * (s + 16/21)^-1 * (s + 7/9)^-1 * (s + 1)^-1 * (s^2 + 121/63*s + 16/9)"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{1: 1, 3: 1}\n",
+      "=======================\n",
+      "(5, 6)\n"
+     ]
+    },
+    {
+     "data": {
+      "text/html": [
+       "<html>\\(\\displaystyle \\left(\\frac{1}{330}\\right) \\cdot (s + \\frac{7}{9})^{-1} \\cdot (s + \\frac{19}{24})^{-1} \\cdot (s + 1)^{-1} \\cdot (s^{2} + \\frac{139}{72} s + \\frac{133}{72})\\)</html>"
+      ],
+      "text/latex": [
+       "$\\displaystyle \\left(\\frac{1}{330}\\right) \\cdot (s + \\frac{7}{9})^{-1} \\cdot (s + \\frac{19}{24})^{-1} \\cdot (s + 1)^{-1} \\cdot (s^{2} + \\frac{139}{72} s + \\frac{133}{72})$"
+      ],
+      "text/plain": [
+       "(1/330) * (s + 7/9)^-1 * (s + 19/24)^-1 * (s + 1)^-1 * (s^2 + 139/72*s + 133/72)"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{1: 1, 3: 1}\n",
+      "=======================\n",
+      "(6, 'd')\n"
+     ]
+    },
+    {
+     "data": {
+      "text/html": [
+       "<html>\\(\\displaystyle \\left(-\\frac{3}{88}\\right) \\cdot (s + \\frac{19}{24})^{-1} \\cdot (s + 1)^{-1} \\cdot (s - \\frac{19}{3})\\)</html>"
+      ],
+      "text/latex": [
+       "$\\displaystyle \\left(-\\frac{3}{88}\\right) \\cdot (s + \\frac{19}{24})^{-1} \\cdot (s + 1)^{-1} \\cdot (s - \\frac{19}{3})$"
+      ],
+      "text/plain": [
+       "(-3/88) * (s + 19/24)^-1 * (s + 1)^-1 * (s - 19/3)"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{2: -3, 6: -3, 4: -3, 12: -3, 8: -3, 24: -3}\n",
+      "=======================\n"
+     ]
+    }
+   ],
+   "source": [
+    "for j in pols:\n",
+    "    pol, pesos, euler = pols[j]\n",
+    "    print(j)\n",
+    "    zt, zm, dc = estrato(pol, pesos, euler, info=True)\n",
+    "    if zt != 0:\n",
+    "        show(zt.factor())\n",
+    "    else:\n",
+    "        print(zt)\n",
+    "    print(dc)\n",
+    "    print(\"=======================\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 26,
+   "id": "8f5e2324-c385-4a99-a4a4-96cc9aa35c12",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "(z^3 + x^8*z^2 + x^24*y, (11, 1, 1), 3)"
+      ]
+     },
+     "execution_count": 26,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "pols[6, 'd']"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 27,
    "id": "38806472-5640-42de-86b7-b50e64817c6a",
    "metadata": {},
    "outputs": [],
@@ -105,7 +462,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 43,
+   "execution_count": 29,
    "id": "a46b91f9-b42a-48c8-8208-16e2095a221f",
    "metadata": {},
    "outputs": [
@@ -115,7 +472,7 @@
        "((0, 0, 0, 0, 0, 1, 0, 0), (0, 0, 0, 1, 0, 0, 1, 0), (0, 0, 0, 0, 1, 0, 0, 1))"
       ]
      },
-     "execution_count": 43,
+     "execution_count": 29,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -128,7 +485,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 44,
+   "execution_count": 30,
    "id": "a23267a1-ad55-4b88-871e-097b6e1b624f",
    "metadata": {},
    "outputs": [],
@@ -138,7 +495,29 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 45,
+   "execution_count": 33,
+   "id": "1091d954-9b65-4496-974c-aa6c6276c5ec",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "(6, 12, 18, 21, 42, 45, 45, 90)\n",
+      "(6, 12, 18, 22, 42, 44, 46, 90)\n",
+      "(6, 12, 18, 21, 42, 44, 45, 90)\n"
+     ]
+    }
+   ],
+   "source": [
+    "print(3 * Nf1)\n",
+    "print(2 * Ng1)\n",
+    "print(Nd1)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 34,
    "id": "bbc67c59-33f2-4607-a364-c8dc58e305a8",
    "metadata": {},
    "outputs": [],
@@ -148,7 +527,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 46,
+   "execution_count": 35,
    "id": "67179a40-ad7d-400b-b6dd-c2282dae00ce",
    "metadata": {},
    "outputs": [
@@ -159,7 +538,7 @@
        " (-5/21) * (s + 16/21)^-1 * (s + 1)^-1 * (s - 16/5))"
       ]
      },
-     "execution_count": 46,
+     "execution_count": 35,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -170,7 +549,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 47,
+   "execution_count": 36,
    "id": "9fc6382a-02e9-43e7-b06c-2e5477fbf24b",
    "metadata": {},
    "outputs": [
@@ -181,7 +560,7 @@
        " {1: 1, 3: 1, 7: 2, 21: 2})"
       ]
      },
-     "execution_count": 47,
+     "execution_count": 36,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -192,7 +571,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 48,
+   "execution_count": 37,
    "id": "e9645f64-855b-4b4f-9e51-5d242ec6de8b",
    "metadata": {},
    "outputs": [
@@ -202,7 +581,7 @@
        "((0, 0, 0, 0, 1, 0, 0, 0), (0, 0, 0, 1, 1, 0, 0, 0), (0, 0, 0, 0, 1, 0, 0, 1))"
       ]
      },
-     "execution_count": 48,
+     "execution_count": 37,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -215,7 +594,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 49,
+   "execution_count": 38,
    "id": "e3236935-72bd-4eae-b2a5-204a11451707",
    "metadata": {},
    "outputs": [],
@@ -225,7 +604,29 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 50,
+   "execution_count": 39,
+   "id": "daee0c17-b39d-45d6-a950-9856a2d3af2d",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "(6, 12, 18, 21, 42, 42, 42, 84)\n",
+      "(6, 12, 18, 22, 42, 42, 42, 84)\n",
+      "(6, 12, 18, 21, 42, 44, 45, 90)\n"
+     ]
+    }
+   ],
+   "source": [
+    "print(3 * Nf2)\n",
+    "print(2 * Ng2)\n",
+    "print(Nd2)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 40,
    "id": "1bf9e48e-d38f-4818-8ec0-7b7079cb1415",
    "metadata": {},
    "outputs": [],
@@ -235,7 +636,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 51,
+   "execution_count": 41,
    "id": "5bbbdfd7-c71b-4727-a57e-3adfb09baddb",
    "metadata": {},
    "outputs": [
@@ -246,7 +647,7 @@
        " (-41/168) * (s + 16/21)^-1 * (s + 19/24)^-1 * (s + 1)^-1 * (s^2 - 283/123*s - 304/123))"
       ]
      },
-     "execution_count": 51,
+     "execution_count": 41,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -279,11 +680,113 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 43,
+   "id": "50a35ef7-a01a-41df-8e74-444ab2840729",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/html": [
+       "<html>\\(\\displaystyle \\left(\\begin{array}{rrrrr}\n",
+       "-2 & 1 & 0 & 0 & 0 \\\\\n",
+       "1 & -2 & 1 & 0 & 0 \\\\\n",
+       "0 & 1 & -3 & 0 & 1 \\\\\n",
+       "0 & 0 & 0 & -2 & 1 \\\\\n",
+       "0 & 0 & 1 & 1 & -1\n",
+       "\\end{array}\\right)\\)</html>"
+      ],
+      "text/latex": [
+       "$\\displaystyle \\left(\\begin{array}{rrrrr}\n",
+       "-2 & 1 & 0 & 0 & 0 \\\\\n",
+       "1 & -2 & 1 & 0 & 0 \\\\\n",
+       "0 & 1 & -3 & 0 & 1 \\\\\n",
+       "0 & 0 & 0 & -2 & 1 \\\\\n",
+       "0 & 0 & 1 & 1 & -1\n",
+       "\\end{array}\\right)$"
+      ],
+      "text/plain": [
+       "[-2  1  0  0  0]\n",
+       "[ 1 -2  1  0  0]\n",
+       "[ 0  1 -3  0  1]\n",
+       "[ 0  0  0 -2  1]\n",
+       "[ 0  0  1  1 -1]"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    }
+   ],
+   "source": [
+    "A1 = A.matrix_from_rows_and_columns([0 .. 4], [0 .. 4])\n",
+    "A1[-1, -1] = -1\n",
+    "show(A1)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 44,
+   "id": "d0872a37-ac30-4821-8c59-0a0b849f8dda",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "((0, 0, 0, 0, 1), (0, 0, 0, 1, 1), (0, 0, 0, 0, 3))"
+      ]
+     },
+     "execution_count": 44,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "Vf, Vg, Vd = [vector(QQ, 5) for i in (1, 2, 3)]\n",
+    "Vf[4] = Vg[3] = Vg[4] = 1\n",
+    "Vd[4]= 3\n",
+    "Vf, Vg, Vd"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 46,
+   "id": "cbf95cd1-1b54-4356-9a7e-3993b2a96ba9",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "n3, Nf3, Ng3, Nd3, Nhs3, Nks3, euler3, nus3, pols3 = trinomiales_general(A1, Vf, Vg, (), (), Vd, total=False)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 47,
    "id": "469f980a-50a9-44d1-b596-96a46d33fdd4",
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "zetatop3, zetamon3, dic3 = zetas(n3, pols3, info=True)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 48,
+   "id": "0870be50-c79c-48c9-80b7-24bfd6914737",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "((-41/168) * (s + 16/21)^-1 * (s + 19/24)^-1 * (s + 1)^-1 * (s^2 - 283/123*s - 304/123),\n",
+       " (-5/21) * (s + 16/21)^-1 * (s + 1)^-1 * (s - 16/5))"
+      ]
+     },
+     "execution_count": 48,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "zetatop.factor(), zetatop3.factor()"
+   ]
   },
   {
    "cell_type": "code",
@@ -360,7 +863,7 @@
   "kernelspec": {
    "display_name": "SageMath 10.4.beta9",
    "language": "sage",
-   "name": "sagemath-310"
+   "name": "sagemath-devel"
   },
   "language_info": {
    "codemirror_mode": {