forked from tsai/mathnet-numerics
Christoph Ruegg
13 years ago
57 changed files with 214 additions and 403 deletions
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// <copyright file="IPreConditioner.cs" company="Math.NET">
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// Math.NET Numerics, part of the Math.NET Project
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// http://numerics.mathdotnet.com
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// http://github.com/mathnet/mathnet-numerics
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// http://mathnetnumerics.codeplex.com
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//
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// Copyright (c) 2009-2010 Math.NET
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the "Software"), to deal in the Software without
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// restriction, including without limitation the rights to use,
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// copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following
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// conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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// OTHER DEALINGS IN THE SOFTWARE.
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// </copyright>
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namespace MathNet.Numerics.LinearAlgebra.Complex.Solvers.Preconditioners |
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{ |
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#if NOSYSNUMERICS
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using Complex = Numerics.Complex; |
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#else
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using Complex = System.Numerics.Complex; |
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#endif
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/// <summary>
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/// The base interface for preconditioner classes.
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/// </summary>
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/// <remarks>
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/// <para>
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/// Preconditioners are used by iterative solvers to improve the convergence
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/// speed of the solving process. Increase in convergence speed
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/// is related to the number of iterations necessary to get a converged solution.
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/// So while in general the use of a preconditioner means that the iterative
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/// solver will perform fewer iterations it does not guarantee that the actual
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/// solution time decreases given that some preconditioners can be expensive to
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/// setup and run.
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/// </para>
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/// <para>
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/// Note that in general changes to the matrix will invalidate the preconditioner
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/// if the changes occur after creating the preconditioner.
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/// </para>
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/// </remarks>
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public interface IPreConditioner |
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{ |
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/// <summary>
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/// Initializes the preconditioner and loads the internal data structures.
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/// </summary>
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/// <param name="matrix">The matrix on which the preconditioner is based.</param>
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void Initialize(Matrix<Complex> matrix); |
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/// <summary>
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/// Approximates the solution to the matrix equation <b>Mx = b</b>.
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/// </summary>
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/// <param name="rhs">The right hand side vector.</param>
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/// <returns>The left hand side vector.</returns>
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Vector<Complex> Approximate(Vector<Complex> rhs); |
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/// <summary>
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/// Approximates the solution to the matrix equation <b>Mx = b</b>.
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/// </summary>
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/// <param name="rhs">The right hand side vector.</param>
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/// <param name="lhs">The left hand side vector. Also known as the result vector.</param>
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void Approximate(Vector<Complex> rhs, Vector<Complex> lhs); |
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} |
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} |
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// <copyright file="IPreConditioner.cs" company="Math.NET">
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// Math.NET Numerics, part of the Math.NET Project
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// http://numerics.mathdotnet.com
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// http://github.com/mathnet/mathnet-numerics
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// http://mathnetnumerics.codeplex.com
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//
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// Copyright (c) 2009-2010 Math.NET
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
|
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// files (the "Software"), to deal in the Software without
|
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// restriction, including without limitation the rights to use,
|
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// copy, modify, merge, publish, distribute, sublicense, and/or sell
|
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// copies of the Software, and to permit persons to whom the
|
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// Software is furnished to do so, subject to the following
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// conditions:
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//
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// The above copyright notice and this permission notice shall be
|
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// included in all copies or substantial portions of the Software.
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//
|
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
|
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
|
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
|
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
|
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// OTHER DEALINGS IN THE SOFTWARE.
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// </copyright>
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namespace MathNet.Numerics.LinearAlgebra.Complex32.Solvers.Preconditioners |
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{ |
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using Numerics; |
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/// <summary>
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/// The base interface for preconditioner classes.
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/// </summary>
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/// <remarks>
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/// <para>
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/// Preconditioners are used by iterative solvers to improve the convergence
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/// speed of the solving process. Increase in convergence speed
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/// is related to the number of iterations necessary to get a converged solution.
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/// So while in general the use of a preconditioner means that the iterative
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/// solver will perform fewer iterations it does not guarantee that the actual
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/// solution time decreases given that some preconditioners can be expensive to
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/// setup and run.
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/// </para>
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/// <para>
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/// Note that in general changes to the matrix will invalidate the preconditioner
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/// if the changes occur after creating the preconditioner.
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/// </para>
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/// </remarks>
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public interface IPreConditioner |
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{ |
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/// <summary>
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/// Initializes the preconditioner and loads the internal data structures.
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/// </summary>
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/// <param name="matrix">The matrix on which the preconditioner is based.</param>
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void Initialize(Matrix<Complex32> matrix); |
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/// <summary>
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/// Approximates the solution to the matrix equation <b>Mx = b</b>.
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/// </summary>
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/// <param name="rhs">The right hand side vector.</param>
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/// <returns>The left hand side vector.</returns>
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Vector<Complex32> Approximate(Vector<Complex32> rhs); |
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/// <summary>
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/// Approximates the solution to the matrix equation <b>Mx = b</b>.
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/// </summary>
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/// <param name="rhs">The right hand side vector.</param>
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/// <param name="lhs">The left hand side vector. Also known as the result vector.</param>
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void Approximate(Vector<Complex32> rhs, Vector<Complex32> lhs); |
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} |
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} |
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@ -1,73 +0,0 @@ |
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// <copyright file="IPreConditioner.cs" company="Math.NET">
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// Math.NET Numerics, part of the Math.NET Project
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// http://numerics.mathdotnet.com
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// http://github.com/mathnet/mathnet-numerics
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// http://mathnetnumerics.codeplex.com
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//
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// Copyright (c) 2009-2010 Math.NET
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//
|
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// Permission is hereby granted, free of charge, to any person
|
|||
// obtaining a copy of this software and associated documentation
|
|||
// files (the "Software"), to deal in the Software without
|
|||
// restriction, including without limitation the rights to use,
|
|||
// copy, modify, merge, publish, distribute, sublicense, and/or sell
|
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// copies of the Software, and to permit persons to whom the
|
|||
// Software is furnished to do so, subject to the following
|
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// conditions:
|
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//
|
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// The above copyright notice and this permission notice shall be
|
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// included in all copies or substantial portions of the Software.
|
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//
|
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
|
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
|
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
|
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
|
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// OTHER DEALINGS IN THE SOFTWARE.
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// </copyright>
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namespace MathNet.Numerics.LinearAlgebra.Single.Solvers.Preconditioners |
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{ |
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/// <summary>
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/// The base interface for preconditioner classes.
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/// </summary>
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/// <remarks>
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/// <para>
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/// Preconditioners are used by iterative solvers to improve the convergence
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/// speed of the solving process. Increase in convergence speed
|
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/// is related to the number of iterations necessary to get a converged solution.
|
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/// So while in general the use of a preconditioner means that the iterative
|
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/// solver will perform fewer iterations it does not guarantee that the actual
|
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/// solution time decreases given that some preconditioners can be expensive to
|
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/// setup and run.
|
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/// </para>
|
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/// <para>
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/// Note that in general changes to the matrix will invalidate the preconditioner
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/// if the changes occur after creating the preconditioner.
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/// </para>
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/// </remarks>
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public interface IPreConditioner |
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{ |
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/// <summary>
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/// Initializes the preconditioner and loads the internal data structures.
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/// </summary>
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/// <param name="matrix">The matrix on which the preconditioner is based.</param>
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void Initialize(Matrix<float> matrix); |
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/// <summary>
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/// Approximates the solution to the matrix equation <b>Mx = b</b>.
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/// </summary>
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/// <param name="rhs">The right hand side vector.</param>
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/// <returns>The left hand side vector.</returns>
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Vector<float> Approximate(Vector<float> rhs); |
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/// <summary>
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/// Approximates the solution to the matrix equation <b>Mx = b</b>.
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/// </summary>
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/// <param name="rhs">The right hand side vector.</param>
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/// <param name="lhs">The left hand side vector. Also known as the result vector.</param>
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void Approximate(Vector<float> rhs, Vector<float> lhs); |
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} |
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} |
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