DGtal  1.1.0
#include <iostream>
#include <iomanip>
#include <sstream>
#include "DGtal/base/Common.h"
#include "DGtal/math/MPolynomial.h"
#include "DGtal/io/readers/MPolynomialReader.h"

Go to the source code of this file.

## Functions

int main (int, char **)

## Detailed Description

This program is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see http://www.gnu.org/licenses/.

Date
2012/02/12

Functions for testing class Signal.

This file is part of the DGtal library.

## ◆ main()

 int main ( int , char ** )

A simple example to show how to read a multivariate-polynomial from stdin.

Definition at line 66 of file polynomial-read.cpp.

67 {
68  typedef double Ring;
71  string str;
72
73  std::cout << "Type any multi-variate polynomial, then press return." << std::endl
74  << "Examples: xyz^3-4yz, (x+y+z)*(x-y-z)^2." << std::endl;
75  do {
76  getline( cin, str );
77  if ( cin.good() && ( ! str.empty() ) )
78  {
79  std::string::const_iterator iter
81  bool ok = iter == str.end();
82  if ( ! ok )
83  {
84  std::cerr << "ERROR: I read only <"
85  << str.substr( 0, iter - str.begin() )
86  << ">, and I built P=" << P << std::endl;
87  }
88  std::cout << (ok ? "Ok : " : "Err: ") << P << std::endl;
89  }
90  } while ( ! str.empty() );
91  return 0;
92 }