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using System;
using System.Collections.Generic;
using System.Text;
namespace FormulaEditor
{
/// <summary>
/// Detector of binary operations
/// </summary>
public class ComparationDetector : IBinaryDetector
{
/// <summary>
/// Singleton
/// </summary>
public static readonly ComparationDetector Object = new ComparationDetector();
/// <summary>
/// Constructor
/// </summary>
protected ComparationDetector()
{
}
/// <summary>
/// Association direction
/// </summary>
public BinaryAssociationDirection AssociationDirection
{
get
{
return BinaryAssociationDirection.LeftRight;
}
}
/// <summary>
/// Detects operation acceptor
/// </summary>
/// <param name="s">Operation symbol</param>
/// <returns>The acceptor</returns>
public IBinaryAcceptor Detect(MathSymbol s)
{
if (s is BinarySymbol)
{
char c = s.Symbol;
if ((c == '>') | (c == '<') | (c == '\u2260') | (c == '\u2264') | (c == '\u2265'))
{
return new ComparationOperation(c);
}
}
return null;
}
}
}
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Ph. D. Petr Ivankov worked as scientific researcher at Russian Mission Control Centre since 1978 up to 2000. Now he is engaged by Aviation training simulators http://dinamika-avia.com/ . His additional interests are:
1) Noncommutative geometry
http://front.math.ucdavis.edu/author/P.Ivankov
2) Literary work (Russian only)
http://zhurnal.lib.ru/editors/3/3d_m/
3) Scientific articles
http://arxiv.org/find/all/1/au:+Ivankov_Petr/0/1/0/all/0/1