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using System;
using System.Collections.Generic;
using System.Text;
namespace CategoryTheory
{
/// <summary>
/// Pair of category objects
/// </summary>
public class CategoryObjectPair
{
/// <summary>
/// Source
/// </summary>
private ICategoryObject source;
/// <summary>
/// Target
/// </summary>
private ICategoryObject target;
/// <summary>
/// Constructor
/// </summary>
/// <param name="source">Source</param>
/// <param name="target">Target</param>
public CategoryObjectPair(ICategoryObject source, ICategoryObject target)
{
this.source = source;
this.target = target;
}
/// <summary>
/// Gets hash code
/// </summary>
/// <returns>The hash code</returns>
public override int GetHashCode()
{
return source.GetHashCode() | target.GetHashCode();
}
/// <summary>
/// Equaulity function
/// </summary>
/// <param name="o">Object to compare</param>
/// <returns>True if o equals this object and false otherwise</returns>
public override bool Equals(object o)
{
CategoryObjectPair p = o as CategoryObjectPair;
return (p.source == source) & (p.target == target);
}
/// <summary>
/// Source
/// </summary>
public ICategoryObject Source
{
get
{
return source;
}
}
/// <summary>
/// Target
/// </summary>
public ICategoryObject Target
{
get
{
return target;
}
}
}
}
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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