From 7abda884fa8f17a0d621d8a229dc037566375125 Mon Sep 17 00:00:00 2001
From: jgarnek <jgarnek@amu.edu.pl>
Date: Sat, 21 Aug 2021 19:52:03 +0200
Subject: [PATCH] dziala baza dR

---
 superelliptic.ipynb | 21 ++++++++++++++++-----
 1 file changed, 16 insertions(+), 5 deletions(-)

diff --git a/superelliptic.ipynb b/superelliptic.ipynb
index c159fbf..8b065a5 100644
--- a/superelliptic.ipynb
+++ b/superelliptic.ipynb
@@ -2,7 +2,7 @@
  "cells": [
   {
    "cell_type": "code",
-   "execution_count": 48,
+   "execution_count": 4,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -256,6 +256,7 @@
     "                return 0\n",
     "        return 1\n",
     "    \n",
+    "    \n",
     "class superelliptic_cech:\n",
     "    def __init__(self, C, omega, fct):\n",
     "        self.omega0 = omega\n",
@@ -263,6 +264,17 @@
     "        self.f = fct\n",
     "        self.curve = C\n",
     "        \n",
+    "    def __add__(self, other):\n",
+    "        C = self.curve\n",
+    "        return superelliptic_cech(C, self.omega0 + other.omega0, self.f + other.f)\n",
+    "    \n",
+    "    def __sub__(self, other):\n",
+    "        C = self.curve\n",
+    "        return superelliptic_cech(C, self.omega0 - other.omega0, self.f - other.f)\n",
+    "    \n",
+    "    def __repr__(self):\n",
+    "        return \"(\" + str(self.omega0) + \", \" + str(self.f) + \", \" + str(self.omega8) + \")\" \n",
+    "        \n",
     "def degree_of_rational_fctn(f):\n",
     "    R.<x> = PolynomialRing(GF(p))\n",
     "    RR = FractionField(R)\n",
@@ -287,17 +299,16 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 49,
+   "execution_count": 5,
    "metadata": {},
    "outputs": [
     {
      "data": {
       "text/plain": [
-       "{0: <__main__.superelliptic_cech object at 0x6fdcefeaf60>,\n",
-       " 1: <__main__.superelliptic_cech object at 0x6fdcefea8d0>}"
+       "{0: ((1/y) dx, 0, (1/y) dx), 1: ((x/y) dx, 2/x*y, ((x - 1)/(x^2*y)) dx)}"
       ]
      },
-     "execution_count": 49,
+     "execution_count": 5,
      "metadata": {},
      "output_type": "execute_result"
     }