1 | /* -*- C++ -*- |
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2 | * |
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3 | * This file is a part of LEMON, a generic C++ optimization library |
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4 | * |
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5 | * Copyright (C) 2003-2008 |
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6 | * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
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7 | * (Egervary Research Group on Combinatorial Optimization, EGRES). |
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8 | * |
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9 | * Permission to use, modify and distribute this software is granted |
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10 | * provided that this copyright notice appears in all copies. For |
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11 | * precise terms see the accompanying LICENSE file. |
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12 | * |
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13 | * This software is provided "AS IS" with no warranty of any kind, |
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14 | * express or implied, and with no claim as to its suitability for any |
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15 | * purpose. |
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16 | * |
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17 | */ |
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18 | |
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19 | #include <lemon/polynomial.h> |
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20 | #include <lemon/dim2.h> |
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21 | #include <iostream> |
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22 | #include "test_tools.h" |
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23 | |
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24 | using namespace std; |
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25 | using namespace lemon; |
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26 | int main() |
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27 | { |
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28 | Polynomial<int> pi(5); |
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29 | check(pi.deg()==5,"Something is wrong here."); |
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30 | pi[0]=12; |
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31 | pi[5]=3; |
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32 | pi[2]=7; |
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33 | check(pi[1]==0,"Uninitialized elements should be(?) zero."); |
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34 | { |
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35 | Polynomial<double> pd=pi; |
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36 | check(pd.deg()==5,"Something is wrong here."); |
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37 | check(pd[0]==12,"Something is wrong here."); |
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38 | check(pd[5]==3,"Something is wrong here."); |
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39 | |
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40 | } |
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41 | |
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42 | Polynomial<double> pd; |
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43 | pd=pi; |
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44 | check(pd.deg()==5,"Something is wrong here."); |
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45 | check(pd[0]==12,"Something is wrong here."); |
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46 | check(pd[5]==3,"Something is wrong here."); |
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47 | |
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48 | check(pd(0)==12,"Something is wrong here."); |
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49 | check(pd(1)==22,"Something is wrong here."); |
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50 | check(pd(2)==136,"Something is wrong here."); |
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51 | |
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52 | check((pd*pi).deg()==10,"Something is wrong here."); |
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53 | check((pd*pi)[10]==9,"Something is wrong here."); |
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54 | check((pd*pi)[7]==42,"Something is wrong here."); |
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55 | |
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56 | Polynomial<double> pd2=pd+pi; |
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57 | check(pd2[5]==6,"Something is wrong here."); |
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58 | pd2+=pd; |
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59 | pd2+=pi; |
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60 | check(pd2[5]==12,"Something is wrong here."); |
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61 | pd2-=pd; |
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62 | pd2-=pi; |
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63 | check(pd2[5]==6,"Something is wrong here."); |
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64 | check((pd-pi)[5]==0,"Something is wrong here."); |
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65 | |
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66 | Polynomial<double> pdd=pd.derivate(); |
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67 | pd.derivateMyself(); |
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68 | check(pdd==pd,"Something is wrong here."); |
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69 | check(pd.deg()==4,"Something is wrong here."); |
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70 | check(pd[4]==15,"Something is wrong here."); |
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71 | |
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72 | |
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73 | Polynomial<double> pdi=pd.integrate(); |
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74 | pd.integrateMyself(); |
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75 | check(pdi==pd,"Something is wrong here."); |
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76 | check(pd.deg()==5,"Something is wrong here."); |
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77 | check(pd[5]==3,"Something is wrong here."); |
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78 | check(pd[0]==0,"Something is wrong here."); |
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79 | |
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80 | |
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81 | } |
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